#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include <assert.h>
#include <ctype.h>
#include "spvm_compiler.h"
#include "spvm_list.h"
#include "spvm_hash.h"
#include "spvm_allocator.h"
#include "spvm_op.h"
#include "spvm_op_checker.h"
#include "spvm_method.h"
#include "spvm_constant.h"
#include "spvm_field.h"
#include "spvm_my.h"
#include "spvm_var.h"
#include "spvm_type.h"
#include "spvm_class.h"
#include "spvm_field_access.h"
#include "spvm_call_method.h"
#include "spvm_type.h"
#include "spvm_switch_info.h"
#include "spvm_limit.h"
#include "spvm_class_var.h"
#include "spvm_class_var_access.h"
#include "spvm_block.h"
#include "spvm_basic_type.h"
#include "spvm_case_info.h"
#include "spvm_array_field_access.h"
#include "spvm_check_ast_info.h"
#include "spvm_string_buffer.h"
#include "spvm_use.h"
#include "spvm_implement.h"
#include "spvm_string.h"
void SPVM_OP_CHECKER_free_mem_id(SPVM_COMPILER* compiler, SPVM_LIST* mem_stack, SPVM_MY* my) {
(void)compiler;
SPVM_TYPE* my_type = my->type;
int32_t width = SPVM_TYPE_get_width(compiler, my_type->basic_type->id, my_type->dimension, my_type->flag);
for (int32_t mem_id = 0; mem_id < mem_stack->length; mem_id++) {
int32_t my_id = (intptr_t)SPVM_LIST_fetch(mem_stack, mem_id);
if (my_id == my->id) {
assert(mem_id + width <= mem_stack->length);
for (int32_t i = 0; i < width; i++) {
mem_stack->values[mem_id + i] = (void*)(intptr_t)-1;
}
}
}
}
int32_t SPVM_OP_CHECKER_get_mem_id(SPVM_COMPILER* compiler, SPVM_LIST* mem_stack, SPVM_MY* my) {
int32_t found_mem_id = -1;
SPVM_TYPE* my_type = my->type;
int32_t width = SPVM_TYPE_get_width(compiler, my_type->basic_type->id, my_type->dimension, my_type->flag);
// Search free memory
int32_t found = 0;
for (int32_t mem_id = 0; mem_id < mem_stack->length; mem_id++) {
if (mem_id + width <= mem_stack->length) {
int32_t is_used = 0;
for (int32_t i = 0; i < width; i++) {
int32_t my_id = (intptr_t)SPVM_LIST_fetch(mem_stack, mem_id + i);
if (my_id >= 0) {
is_used = 1;
break;
}
}
if (!is_used) {
found = 1;
found_mem_id = mem_id;
for (int32_t i = 0; i < width; i++) {
mem_stack->values[mem_id + i] = (void*)(intptr_t)my->id;
}
break;
}
}
if (found) {
break;
}
}
// Add stack
if (!found) {
found_mem_id = mem_stack->length;
for (int32_t i = 0; i < width; i++) {
SPVM_LIST_push(mem_stack, (void*)(intptr_t)my->id);
}
}
return found_mem_id;
}
SPVM_OP* SPVM_OP_CHECKER_new_op_var_tmp(SPVM_COMPILER* compiler, SPVM_METHOD* method, SPVM_TYPE* type, const char* file, int32_t line) {
// Temparary variable name
char* name = SPVM_ALLOCATOR_alloc_memory_block_permanent(compiler->allocator, strlen("$.tmp_2147483647") + 1);
sprintf(name, "$.tmp_%d", method->tmp_vars_length);
method->tmp_vars_length++;
SPVM_OP* op_name = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_NAME, file, line);
op_name->uv.name = name;
SPVM_OP* op_var = SPVM_OP_build_var(compiler, op_name);
SPVM_OP* op_my = SPVM_OP_new_op_my(compiler, file, line);
assert(type);
SPVM_OP* op_type = SPVM_OP_new_op_type(compiler, type, file, line);
SPVM_OP_build_my(compiler, op_my, op_var, op_type, NULL);
op_my->uv.my->is_tmp = 1;
op_var->uv.var->is_initialized = 1;
return op_var;
}
void SPVM_OP_CHECKER_check_tree(SPVM_COMPILER* compiler, SPVM_OP* op_root, SPVM_CHECK_AST_INFO* check_ast_info) {
// Class
SPVM_CLASS* class = check_ast_info->class;
// Method
SPVM_METHOD* method = check_ast_info->method;
// Check tree
SPVM_OP* op_cur = op_root;
int32_t finish = 0;
while (op_cur) {
// [START]Preorder traversal position
if (!op_cur->no_need_check) {
if (op_cur->id == SPVM_OP_C_ID_IF_REQUIRE) {
SPVM_USE* use = op_cur->first->uv.use;
SPVM_OP* op_block_true = SPVM_OP_sibling(compiler, op_cur->first);
SPVM_OP* op_block_false = op_cur->last;
// Execute false block
if (use->op_type->uv.type->basic_type->fail_load) {
SPVM_OP_cut_op(compiler, op_block_false);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_replace_op(compiler, op_stab, op_block_false);
op_cur = op_block_false;
}
// Execute true block
else {
SPVM_OP_cut_op(compiler, op_block_true);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_replace_op(compiler, op_stab, op_block_true);
op_cur = op_block_true;
}
}
switch (op_cur->id) {
// Start scope
case SPVM_OP_C_ID_BLOCK: {
int32_t block_my_base = check_ast_info->my_stack->length;
SPVM_LIST_push(check_ast_info->block_my_base_stack, (void*)(intptr_t)block_my_base);
if (op_cur->uv.block->id == SPVM_BLOCK_C_ID_LOOP_STATEMENTS) {
check_ast_info->loop_block_stack_length++;
}
else if (op_cur->uv.block->id == SPVM_BLOCK_C_ID_EVAL) {
check_ast_info->eval_block_stack_length++;
}
break;
}
case SPVM_OP_C_ID_SWITCH: {
SPVM_LIST_push(check_ast_info->op_switch_stack, op_cur);
break;
}
}
}
// [END]Preorder traversal position
if (op_cur->first) {
op_cur = op_cur->first;
}
else {
while (1) {
// [START]Postorder traversal position
if (!op_cur->no_need_check) {
switch (op_cur->id) {
case SPVM_OP_C_ID_ARRAY_INIT: {
SPVM_OP* op_array_init = op_cur;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_list_elements = op_array_init->first;
const char* file = op_list_elements->file;
int32_t line = op_list_elements->line;
SPVM_OP* op_new = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_NEW, file, line);
SPVM_OP* op_sequence = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_SEQUENCE, file, line);
op_cur = op_sequence;
SPVM_OP* op_assign_new = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, file, line);
// Array length
int32_t length = 0;
{
SPVM_OP* op_term_element = op_list_elements->first;
int32_t index = 0;
while ((op_term_element = SPVM_OP_sibling(compiler, op_term_element))) {
index++;
}
length = index;
}
SPVM_OP* op_type_element = NULL;
SPVM_OP* op_type_new = NULL;
if (length > 0) {
SPVM_OP* op_term_element = op_list_elements->first;
op_term_element = SPVM_OP_sibling(compiler, op_term_element);
if (op_term_element->id == SPVM_OP_C_ID_UNDEF) {
SPVM_COMPILER_error(compiler, "Array initialization first element must not be undef at %s line %d", file, line);
return;
}
SPVM_TYPE* type_term_element = SPVM_OP_get_type(compiler, op_term_element);
// Create element type
op_type_element = SPVM_OP_new_op_type(compiler, type_term_element, file, line);
// Create array type
SPVM_TYPE* type_new = SPVM_TYPE_new(compiler, type_term_element->basic_type->id, type_term_element->dimension + 1, 0);
op_type_new = SPVM_OP_new_op_type(compiler, type_new, file, line);
}
else if (length == 0) {
op_type_element = SPVM_OP_new_op_any_object_type(compiler, op_cur->file, op_cur->line);
SPVM_TYPE* type_element = op_type_element->uv.type;
SPVM_TYPE* type_new = SPVM_TYPE_new(compiler, type_element->basic_type->id, type_element->dimension + 1, 0);
op_type_new = SPVM_OP_new_op_type(compiler, type_new, file, line);
}
else {
assert(0);
}
SPVM_OP* op_var_tmp_new = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, op_type_new->uv.type, file, line);
SPVM_OP_build_assign(compiler, op_assign_new, op_var_tmp_new, op_new);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_new);
if (length > 0) {
SPVM_OP* op_term_element = op_list_elements->first;
int32_t index = 0;
while ((op_term_element = SPVM_OP_sibling(compiler, op_term_element))) {
SPVM_OP* op_assign_array_access = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, file, line);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term_element);
SPVM_OP* op_array_access = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ARRAY_ACCESS, file, line);
SPVM_OP* op_var_tmp_array_access = SPVM_OP_new_op_var_clone(compiler, op_var_tmp_new, op_var_tmp_new->file, op_var_tmp_new->line);
SPVM_OP_insert_child(compiler, op_array_access, op_array_access->last, op_var_tmp_array_access);
SPVM_OP* op_constant_index = SPVM_OP_new_op_constant_int(compiler, index, file, line);
SPVM_OP_insert_child(compiler, op_array_access, op_array_access->last, op_constant_index);
SPVM_OP_build_assign(compiler, op_assign_array_access, op_array_access, op_term_element);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_array_access);
index++;
op_term_element = op_stab;
}
}
SPVM_OP_insert_child(compiler, op_new, op_new->last, op_type_new);
SPVM_OP_insert_child(compiler, op_type_new, op_type_new->last, op_type_element);
SPVM_OP* op_constant_length = SPVM_OP_new_op_constant_int(compiler, length, file, line);
SPVM_OP_insert_child(compiler, op_type_new, op_type_new->last, op_constant_length);
SPVM_OP* op_var_tmp_ret = SPVM_OP_new_op_var_clone(compiler, op_var_tmp_new, op_var_tmp_new->file, op_var_tmp_new->line);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_var_tmp_ret);
SPVM_OP_replace_op(compiler, op_stab, op_sequence);
SPVM_OP_CHECKER_check_tree(compiler, op_sequence, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_NEXT: {
if (check_ast_info->loop_block_stack_length == 0) {
SPVM_COMPILER_error(compiler, "next statement must be in loop block at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_LAST: {
if (check_ast_info->loop_block_stack_length == 0) {
SPVM_COMPILER_error(compiler, "last statement must be in loop block at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_BREAK: {
if (check_ast_info->op_switch_stack->length == 0) {
SPVM_COMPILER_error(compiler, "break statement must be in switch block or switch block at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_CURRENT_CLASS_NAME: {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_constant = SPVM_OP_new_op_constant_string(compiler, class->name, strlen(class->name), op_cur->file, op_cur->line);
SPVM_OP_CHECKER_check_tree(compiler, op_constant, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
SPVM_OP_replace_op(compiler, op_stab, op_constant);
op_cur = op_constant;
break;
}
case SPVM_OP_C_ID_REFCNT: {
SPVM_OP* op_term = op_cur->first;
SPVM_TYPE* term_type = SPVM_OP_get_type(compiler, op_term);
// Must be object variable
if (!(op_term->id == SPVM_OP_C_ID_VAR && SPVM_TYPE_is_object_type(compiler, term_type->basic_type->id, term_type->dimension, term_type->flag))) {
SPVM_COMPILER_error(compiler, "Operand of refcnt must be variable of object type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_REFOP: {
SPVM_OP* op_term = op_cur->first;
SPVM_TYPE* term_type = SPVM_OP_get_type(compiler, op_term);
// Must be object type
if (!SPVM_TYPE_is_object_type(compiler, term_type->basic_type->id, term_type->dimension, term_type->flag)) {
SPVM_COMPILER_error(compiler, "The operand of ref operator must be a object type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_DUMP: {
SPVM_OP* op_term = op_cur->first;
SPVM_TYPE* term_type = SPVM_OP_get_type(compiler, op_term);
// Must be object type
if (!SPVM_TYPE_is_object_type(compiler, term_type->basic_type->id, term_type->dimension, term_type->flag)) {
SPVM_COMPILER_error(compiler, "The operand of dump operator must be a object type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_NEW_STRING_LEN: {
SPVM_OP* op_length_term = op_cur->first;
SPVM_TYPE* length_type = SPVM_OP_get_type(compiler, op_length_term);
assert(length_type);
int32_t is_length_type_integral_type_except_for_long;
if (SPVM_TYPE_is_integral_type(compiler, length_type->basic_type->id, length_type->dimension, length_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_length_term);
SPVM_TYPE* length_type_after_conversion = SPVM_OP_get_type(compiler, op_cur->first);
if (SPVM_TYPE_is_int_type(compiler, length_type_after_conversion->basic_type->id, length_type_after_conversion->dimension, length_type_after_conversion->flag)) {
is_length_type_integral_type_except_for_long = 1;
}
else {
is_length_type_integral_type_except_for_long = 0;
}
}
else {
is_length_type_integral_type_except_for_long = 0;
}
if (!is_length_type_integral_type_except_for_long) {
SPVM_COMPILER_error(compiler, "The length of the new_string_len operator must be an integral type except for a long type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_SWITCH: {
SPVM_OP* op_switch_condition = op_cur->first;
SPVM_TYPE* term_type = SPVM_OP_get_type(compiler, op_switch_condition->first);
// Check type
if (!term_type || !(term_type->dimension == 0 && term_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_INT)) {
SPVM_COMPILER_error(compiler, "Switch condition must be int value at %s line %d", op_cur->file, op_cur->line);
return;
}
SPVM_SWITCH_INFO* switch_info = op_cur->uv.switch_info;
SPVM_LIST* cases = switch_info->case_infos;
int32_t cases_length = cases->length;
// Need at least one case
if (cases_length == 0) {
SPVM_COMPILER_error(compiler, "Switch statement need at least one case statement in at %s line %d", op_cur->file, op_cur->line);
return;
}
// Check case type
{
int32_t i;
for (i = 0; i < cases_length; i++) {
SPVM_CASE_INFO* case_info = SPVM_LIST_fetch(cases, i);
SPVM_OP* op_constant = case_info->op_case_info->first;
SPVM_CONSTANT* constant = op_constant->uv.constant;
if (op_constant->id != SPVM_OP_C_ID_CONSTANT) {
SPVM_COMPILER_error(compiler, "case value must be constant at %s line %d", op_cur->file, op_cur->line);
return;
}
// Upgrade byte to int
if (constant->type->basic_type->id == SPVM_BASIC_TYPE_C_ID_BYTE) {
constant->type = SPVM_TYPE_new_int_type(compiler);
constant->value.ival = (int32_t)constant->value.bval;
}
SPVM_TYPE* case_value_type = SPVM_OP_get_type(compiler, op_constant);
if (!(case_value_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_INT && case_value_type->dimension == 0)) {
SPVM_COMPILER_error(compiler, "case value must be int constant at %s line %d", case_info->op_case_info->file, case_info->op_case_info->line);
return;
}
case_info->condition_value = constant->value.ival;
}
}
// sort by asc order
for (int32_t i = 0; i < switch_info->case_infos->length; i++) {
for (int32_t j = i + 1; j < switch_info->case_infos->length; j++) {
SPVM_CASE_INFO* case_i = SPVM_LIST_fetch(switch_info->case_infos, i);
SPVM_CASE_INFO* case_j = SPVM_LIST_fetch(switch_info->case_infos, j);
int32_t match_i = case_i->condition_value;
int32_t match_j = case_j->condition_value;
if (match_i > match_j) {
SPVM_LIST_store(switch_info->case_infos, i, case_j);
SPVM_LIST_store(switch_info->case_infos, j, case_i);
}
}
}
SPVM_LIST_pop(check_ast_info->op_switch_stack);
op_cur->uv.switch_info->switch_id = compiler->switch_infos->length;
SPVM_LIST_push(compiler->switch_infos, op_cur->uv.switch_info);
// Min
SPVM_CASE_INFO* case_info_mini = SPVM_LIST_fetch(switch_info->case_infos, 0);
int32_t min = case_info_mini->condition_value;
// Max
SPVM_CASE_INFO* case_info_max = SPVM_LIST_fetch(switch_info->case_infos, switch_info->case_infos->length - 1);
int32_t max = case_info_max->condition_value;
// Decide switch type
switch_info->id = SPVM_SWITCH_INFO_C_ID_LOOKUP_SWITCH;
break;
}
case SPVM_OP_C_ID_CASE: {
if (check_ast_info->op_switch_stack->length > 0) {
SPVM_OP* op_switch = SPVM_LIST_fetch(check_ast_info->op_switch_stack, check_ast_info->op_switch_stack->length - 1);
SPVM_SWITCH_INFO* switch_info = op_switch->uv.switch_info;
op_cur->uv.case_info->index = switch_info->case_infos->length;
SPVM_LIST_push(switch_info->case_infos, op_cur->uv.case_info);
}
break;
}
case SPVM_OP_C_ID_DEFAULT: {
if (check_ast_info->op_switch_stack->length > 0) {
SPVM_OP* op_switch = SPVM_LIST_fetch(check_ast_info->op_switch_stack, check_ast_info->op_switch_stack->length - 1);
SPVM_SWITCH_INFO* switch_info = op_switch->uv.switch_info;
if (switch_info->op_default) {
SPVM_COMPILER_error(compiler, "Duplicate default statement at %s line %d", op_cur->file, op_cur->line);
return;
}
else {
switch_info->op_default = op_cur;
}
}
break;
}
case SPVM_OP_C_ID_BOOL: {
SPVM_OP* op_first = op_cur->first;
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
int32_t is_valid_type;
// undef type
if (SPVM_TYPE_is_undef_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
is_valid_type = 1;
// Return constant 0
SPVM_OP* op_false = SPVM_OP_new_op_constant_int(compiler, 0, op_first->file, op_first->line);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_first);
SPVM_OP_replace_op(compiler, op_stab, op_false);
SPVM_OP_CHECKER_check_tree(compiler, op_false, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// Numeric type
else if (SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag))
{
// Convert byte or short type to int type
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
is_valid_type = 1;
}
// Object type
else if (SPVM_TYPE_is_object_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
is_valid_type = 1;
}
else {
is_valid_type = 0;
}
if (!is_valid_type) {
SPVM_COMPILER_error(compiler, "Operand of condition must be numeric type or object type or undef type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_NUMERIC_EQ: {
SPVM_OP* op_first = op_cur->first;
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// undef == undef
if (SPVM_TYPE_is_undef_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && SPVM_TYPE_is_undef_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
// Return constant 1
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_true = SPVM_OP_new_op_constant_int(compiler, 1, op_first->file, op_first->line);
SPVM_OP* op_assign_bool = SPVM_OP_new_op_assign_bool(compiler, op_true, op_first->file, op_first->line);
op_cur = op_assign_bool;
SPVM_OP_replace_op(compiler, op_stab, op_assign_bool);
SPVM_OP_CHECKER_check_tree(compiler, op_assign_bool, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// expression == undef
else if (!SPVM_TYPE_is_undef_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && SPVM_TYPE_is_undef_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (!SPVM_TYPE_is_object_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the == operator must be a object type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
// undef == expression
else if (SPVM_TYPE_is_undef_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && !SPVM_TYPE_is_undef_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
if (!SPVM_TYPE_is_object_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the == operator must be a object type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
// expression == expression
else {
int32_t is_valid_type;
// Numeric type
if (SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
is_valid_type = 1;
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// Object type
else if (SPVM_TYPE_is_object_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && SPVM_TYPE_is_object_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
is_valid_type = 1;
}
else {
is_valid_type = 0;
}
if (!is_valid_type) {
SPVM_COMPILER_error(compiler, "Left and right operand of == operator must be a numeric type or object type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
break;
}
case SPVM_OP_C_ID_NUMERIC_NE: {
SPVM_OP* op_first = op_cur->first;
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// undef == undef
if (SPVM_TYPE_is_undef_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && SPVM_TYPE_is_undef_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
// Return constant 0
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_false = SPVM_OP_new_op_constant_int(compiler, 0, op_first->file, op_first->line);
SPVM_OP* op_assign_bool = SPVM_OP_new_op_assign_bool(compiler, op_false, op_first->file, op_first->line);
op_cur = op_assign_bool;
SPVM_OP_replace_op(compiler, op_stab, op_assign_bool);
SPVM_OP_CHECKER_check_tree(compiler, op_assign_bool, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// expression == undef
else if (!SPVM_TYPE_is_undef_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && SPVM_TYPE_is_undef_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (!SPVM_TYPE_is_object_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the == operator must be a object type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
// undef == expression
else if (SPVM_TYPE_is_undef_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && !SPVM_TYPE_is_undef_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
if (!SPVM_TYPE_is_object_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the == operator must be a object type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
// expression == expression
else {
int32_t is_valid_type;
// Numeric type
if (SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
is_valid_type = 1;
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// Object type
else if (SPVM_TYPE_is_object_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) && SPVM_TYPE_is_object_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
is_valid_type = 1;
}
else {
is_valid_type = 0;
}
if (!is_valid_type) {
SPVM_COMPILER_error(compiler, "Left and right operand of == operator must be a numeric type or object type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
break;
}
case SPVM_OP_C_ID_NUMERIC_GT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the > operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the > operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_NUMERIC_GE: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the >= operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the >= operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_NUMERIC_LT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the < operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the < operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_NUMERIC_LE: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the <= operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the <= operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_NUMERIC_CMP: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the > operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the > operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_STRING_EQ: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of eq operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of eq operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_STRING_NE: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of ne operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of ne operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_STRING_GT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of gt operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of gt operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_STRING_GE: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of ge operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of ge operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_STRING_LT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of lt operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of lt operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_STRING_LE: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of le operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of le operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_STRING_CMP: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of cmp operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be string type
if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of cmp operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_CONCAT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left type is numeric type
if (SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_OP_CHECKER_apply_numeric_to_string_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// Left type is not string type or byte array type
else if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of \".\" operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand is numeric type
if (SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_OP_CHECKER_apply_numeric_to_string_convertion(compiler, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// Right operand is not string type or byte array type
else if (!SPVM_TYPE_is_string_or_byte_array_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of \".\" operator must be a string or byte[] type at %s line %d", op_cur->file, op_cur->line);
return;
}
// If . left and right is both string literal, concat them at compile time
if (op_cur->first->id == SPVM_OP_C_ID_CONSTANT && op_cur->last->id == SPVM_OP_C_ID_CONSTANT) {
SPVM_OP* op_constant_string1 = op_cur->first;
int32_t string1_length = op_constant_string1->uv.constant->string_length;
const char* string1 = op_constant_string1->uv.constant->value.oval;
SPVM_OP* op_constant_string2 = op_cur->last;
int32_t string2_length = op_constant_string2->uv.constant->string_length;
const char* string2 = op_constant_string2->uv.constant->value.oval;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
int32_t memory_blocks_count_tmp = compiler->allocator->memory_blocks_count_tmp;
char* concat_string_tmp = SPVM_ALLOCATOR_alloc_memory_block_tmp(compiler->allocator, string1_length + string2_length + 1);
memcpy(concat_string_tmp, string1, string1_length);
memcpy(concat_string_tmp + string1_length, string2, string2_length);
int32_t concant_string_length = string1_length + string2_length;
SPVM_STRING* concat_string_string = SPVM_STRING_new(compiler, concat_string_tmp, concant_string_length);
const char* concat_string = concat_string_string->value;
SPVM_ALLOCATOR_free_memory_block_tmp(compiler->allocator, concat_string_tmp);
assert(compiler->allocator->memory_blocks_count_tmp == memory_blocks_count_tmp);
SPVM_OP* op_concat_constant_string = SPVM_OP_new_op_constant_string(compiler, concat_string, concant_string_length, op_cur->file, op_cur->line);
SPVM_OP_replace_op(compiler, op_stab, op_concat_constant_string);
op_cur = op_concat_constant_string;
}
break;
}
case SPVM_OP_C_ID_NEW: {
assert(op_cur->first);
if (op_cur->first->id == SPVM_OP_C_ID_TYPE) {
SPVM_OP* op_type = op_cur->first;
SPVM_TYPE* type = op_type->uv.type;
SPVM_CLASS* new_class = type->basic_type->class;
// Anon sub
if (new_class && new_class->flag & SPVM_CLASS_C_FLAG_ANON_METHOD_CLASS) {
SPVM_OP* op_type = op_cur->first;
SPVM_METHOD* anon_method = SPVM_LIST_fetch(new_class->methods, 0);
if (anon_method->captures->length) {
// [Before]
// NEW
// TYPE
// [After]
// SEQUENCE
// ASSIGN_NEW
// NEW
// TYPE
// VAR_TMP_NEW
// ASSIGN_FIELD_ACCESS1
// VAR_CAPTURE1
// FIELD_ACCESS1
// VAR_TMP_NEW1
// NAME_FIELD1
// ASSIGN_FIELD_ACCESS2
// VAR_CAPTURE2
// FIELD_ACCESS2
// VAR_TMP_NEW2
// NAME_FIELD2
// VAR_TMP_NEW_RET
SPVM_OP* op_new = op_cur;
op_new->no_need_check = 1;
const char* file = op_new->file;
int32_t line = op_new->line;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_sequence = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_SEQUENCE, file, line);
SPVM_OP* op_assign_new = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, file, line);
SPVM_OP* op_var_tmp_new = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, op_type->uv.type, file, line);
SPVM_OP_build_assign(compiler, op_assign_new, op_var_tmp_new, op_new);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_new);
// Check capture variable exists
for (int32_t caputre_index = 0; caputre_index < anon_method->captures->length; caputre_index++) {
SPVM_MY* capture_my = SPVM_LIST_fetch(anon_method->captures, caputre_index);
const char* capture_name = capture_my->var->name;
// Search same name variable
SPVM_MY* found_my = NULL;
for (int32_t stack_my_index = check_ast_info->my_stack->length - 1; stack_my_index >= 0; stack_my_index--) {
SPVM_MY* my = SPVM_LIST_fetch(check_ast_info->my_stack, stack_my_index);
if (strcmp(capture_name, my->var->name) == 0) {
found_my = my;
break;
}
}
if (!found_my) {
SPVM_COMPILER_error(compiler, "Capture variable \"%s\" is not declared at %s line %d", capture_name, op_cur->file, op_cur->line);
return;
}
// Create field assignment
SPVM_OP* op_name_invoker = SPVM_OP_new_op_name(compiler, op_var_tmp_new->uv.var->name , op_cur->file, op_cur->line);
SPVM_OP* op_term_invoker = SPVM_OP_new_op_var(compiler, op_name_invoker);
op_term_invoker->uv.var->my = found_my;
SPVM_OP* op_name_field = SPVM_OP_new_op_name(compiler, found_my->var->name + 1, op_cur->file, op_cur->line);
SPVM_OP* op_field_access = SPVM_OP_new_op_field_access(compiler, op_cur->file, op_cur->line);
SPVM_OP_build_field_access(compiler, op_field_access, op_term_invoker, op_name_field);
SPVM_OP* op_name_var_capture = SPVM_OP_new_op_name(compiler, found_my->var->name, op_cur->file, op_cur->line);
SPVM_OP* op_var_capture = SPVM_OP_new_op_var(compiler, op_name_var_capture);
op_var_capture->uv.var->my = found_my;
SPVM_FIELD* capture_field = SPVM_HASH_fetch(new_class->field_symtable, found_my->var->name + 1, strlen(found_my->var->name) - 1);
op_field_access->uv.field_access->field = capture_field;
SPVM_OP* op_assign_field_access = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign_field_access, op_field_access, op_var_capture);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_field_access);
}
SPVM_OP* op_var_tmp_ret = SPVM_OP_new_op_var_clone(compiler, op_var_tmp_new, op_var_tmp_new->file, op_var_tmp_new->line);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_var_tmp_ret);
SPVM_OP_replace_op(compiler, op_stab, op_sequence);
SPVM_OP_CHECKER_check_tree(compiler, op_sequence, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
}
// Array type
else if (SPVM_TYPE_is_array_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_OP* op_index_term = op_type->last;
SPVM_TYPE* index_type = SPVM_OP_get_type(compiler, op_index_term);
assert(index_type);
int32_t is_length_type_integral_type_except_for_long;
if (SPVM_TYPE_is_integral_type(compiler, index_type->basic_type->id, index_type->dimension, index_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_index_term);
SPVM_TYPE* index_type_after_conversion = SPVM_OP_get_type(compiler, op_type->last);
if (SPVM_TYPE_is_int_type(compiler, index_type_after_conversion->basic_type->id, index_type_after_conversion->dimension, index_type_after_conversion->flag)) {
is_length_type_integral_type_except_for_long = 1;
}
else {
is_length_type_integral_type_except_for_long = 0;
}
}
else {
is_length_type_integral_type_except_for_long = 0;
}
if (!is_length_type_integral_type_except_for_long) {
const char* type_name = SPVM_TYPE_new_type_name(compiler, type->basic_type->id, type->dimension, type->flag);
SPVM_COMPILER_error(compiler, "The array length of new %s must be an integral type except for a long type at %s line %d", type_name, op_cur->file, op_cur->line);
return;
}
}
// Numeric type
else if (SPVM_TYPE_is_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_COMPILER_error(compiler, "new operator can't receive numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Object type
else if (SPVM_TYPE_is_object_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_CLASS* class = SPVM_HASH_fetch(compiler->class_symtable, type->basic_type->name, strlen(type->basic_type->name));
if (class->category == SPVM_CLASS_C_CATEGORY_CALLBACK) {
SPVM_COMPILER_error(compiler, "Can't create the object of a callback type at %s line %d", op_cur->file, op_cur->line);
return;
}
else if (class->category == SPVM_CLASS_C_CATEGORY_INTERFACE) {
SPVM_COMPILER_error(compiler, "Can't create the object of a interface type at %s line %d", op_cur->file, op_cur->line);
return;
}
else if (class->category == SPVM_CLASS_C_CATEGORY_MULNUM) {
SPVM_COMPILER_error(compiler, "Can't create the object of a multi numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
else if (class->flag & SPVM_CLASS_C_FLAG_POINTER) {
SPVM_COMPILER_error(compiler, "Can't create the object of a pointer type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Access control
int32_t is_private;
if (class->flag & SPVM_CLASS_C_FLAG_PUBLIC) {
is_private = 0;
}
// Default
else {
is_private = 1;
}
if (is_private && !(op_cur->flag & SPVM_OP_C_FLAG_NEW_INLINE)) {
if (!SPVM_OP_is_allowed(compiler, method->class->op_class, new_class->op_class)) {
SPVM_COMPILER_error(compiler, "Can't create object of private class at %s line %d", op_cur->file, op_cur->line);
return;
}
}
}
else {
assert(0);
}
}
else {
assert(0);
}
break;
}
case SPVM_OP_C_ID_BIT_XOR: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Can receive only integral type
if (!SPVM_TYPE_is_integral_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) || !SPVM_TYPE_is_integral_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "^ operator can receive only integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_ISA: {
SPVM_TYPE* term_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_OP* op_type = op_cur->last;
SPVM_TYPE* check_type = op_type->uv.type;
int32_t compile_time_check;
if (SPVM_TYPE_is_numeric_type(compiler, check_type->basic_type->id, check_type->dimension, check_type->flag)) {
compile_time_check = 1;
}
else if (SPVM_TYPE_is_multi_numeric_type(compiler, check_type->basic_type->id, check_type->dimension, check_type->flag)) {
compile_time_check = 1;
}
else if (SPVM_TYPE_is_any_object_type(compiler, check_type->basic_type->id, check_type->dimension, check_type->flag)) {
compile_time_check = 1;
}
else if (SPVM_TYPE_is_ref_type(compiler, check_type->basic_type->id, check_type->dimension, check_type->flag)) {
compile_time_check = 1;
}
else {
compile_time_check = 0;
}
if (compile_time_check) {
// If left type is same as right type, this return true, otherwise return false
if (term_type->basic_type->id == check_type->basic_type->id && term_type->dimension == check_type->dimension) {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_constant_true = SPVM_OP_new_op_constant_int(compiler, 1, op_cur->file, op_cur->line);
SPVM_OP* op_assign_bool = SPVM_OP_new_op_assign_bool(compiler, op_constant_true, op_cur->file, op_cur->line);
SPVM_OP_replace_op(compiler, op_stab, op_assign_bool);
SPVM_OP_CHECKER_check_tree(compiler, op_assign_bool, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
op_cur = op_assign_bool;
}
else {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_constant_false = SPVM_OP_new_op_constant_int(compiler, 0, op_cur->file, op_cur->line);
SPVM_OP* op_assign_bool = SPVM_OP_new_op_assign_bool(compiler, op_constant_false, op_cur->file, op_cur->line);
SPVM_OP_replace_op(compiler, op_stab, op_assign_bool);
SPVM_OP_CHECKER_check_tree(compiler, op_assign_bool, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
op_cur = op_assign_bool;
}
}
else {
// Left term must be object type
if (!SPVM_TYPE_is_object_type(compiler, term_type->basic_type->id, term_type->dimension, term_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the isa operator must be a object type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right type must be object type
if (!SPVM_TYPE_is_object_type(compiler, check_type->basic_type->id, check_type->dimension, check_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the isa operator must be a object type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
break;
}
case SPVM_OP_C_ID_ARRAY_LENGTH: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
// First value must be array
if (!SPVM_TYPE_is_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the @ operator must be a array type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_STRING_LENGTH: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
// First must be string type
if (!SPVM_TYPE_is_string_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "length argument must be string type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_PRE_INC:
{
SPVM_OP* op_first = op_cur->first;
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_first);
// Numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "increment operand must be numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Convert PRE_INC
// [before]
// PRE_INC
// TERM_MUTABLE
//
// [after]
// ASSIGN
// ADD
// TERM_MUTABLE
// CONST 1
// TERM_MUTABLE_CLONE
SPVM_OP* op_term_mutable = op_cur->first;
op_term_mutable->no_need_check = 1;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_cut_op(compiler, op_term_mutable);
SPVM_OP* op_term_mutable_clone = SPVM_OP_new_op_term_mutable_clone(compiler, op_term_mutable);
SPVM_OP* op_add = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ADD, op_cur->file, op_cur->line);
SPVM_OP* op_constant = SPVM_OP_new_op_constant_int(compiler, 1, op_cur->file, op_cur->line);
SPVM_OP_build_binary_op(compiler, op_add, op_term_mutable, op_constant);
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_TYPE* term_mutable_type = SPVM_OP_get_type(compiler, op_term_mutable);
if (SPVM_TYPE_is_byte_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag)
|| SPVM_TYPE_is_short_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag))
{
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_cur->file, op_cur->line);
SPVM_OP* op_convert_type = SPVM_OP_new_op_type(compiler, term_mutable_type, op_cur->file, op_cur->line);
SPVM_OP_build_convert(compiler, op_convert, op_convert_type, op_add, NULL);
SPVM_OP_build_assign(compiler, op_assign, op_term_mutable_clone, op_convert);
}
else {
SPVM_OP_build_assign(compiler, op_assign, op_term_mutable_clone, op_add);
}
SPVM_OP_replace_op(compiler, op_stab, op_assign);
op_cur = op_assign;
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_PRE_DEC:
{
SPVM_OP* op_first = op_cur->first;
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_first);
// Numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "decrement operand must be numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Convert PRE_DEC
// [before]
// PRE_DEC
// TERM_MUTABLE
//
// [after]
// ASSIGN
// SUBTRACT
// TERM_MUTABLE
// CONST 1
// TERM_MUTABLE_CLONE
SPVM_OP* op_term_mutable = op_cur->first;
op_term_mutable->no_need_check = 1;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_cut_op(compiler, op_term_mutable);
SPVM_OP* op_term_mutable_clone = SPVM_OP_new_op_term_mutable_clone(compiler, op_term_mutable);
SPVM_OP* op_subtract = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_SUBTRACT, op_cur->file, op_cur->line);
SPVM_OP* op_constant = SPVM_OP_new_op_constant_int(compiler, 1, op_cur->file, op_cur->line);
SPVM_OP_build_binary_op(compiler, op_subtract, op_term_mutable, op_constant);
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_TYPE* term_mutable_type = SPVM_OP_get_type(compiler, op_term_mutable);
if (SPVM_TYPE_is_byte_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag)
|| SPVM_TYPE_is_short_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag))
{
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_cur->file, op_cur->line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, term_mutable_type, op_cur->file, op_cur->line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_subtract, NULL);
SPVM_OP_build_assign(compiler, op_assign, op_term_mutable_clone, op_convert);
}
else {
SPVM_OP_build_assign(compiler, op_assign, op_term_mutable_clone, op_subtract);
}
SPVM_OP_replace_op(compiler, op_stab, op_assign);
op_cur = op_assign;
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_POST_INC:
{
SPVM_OP* op_first = op_cur->first;
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_first);
// Numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "increment operand must be numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Convert POST_INC
// [before]
// POST_INC
// TERM_MUTABLE
//
// [after]
// SEQUENCE
// ASSIGN_TMP
// TERM_MUTABLE
// VAR_TMP1
// ASSIGN_ADD
// ADD
// VAR_TMP2
// CONST 1
// TERM_MUTABLE_CLONE
// VAR_TMP3
SPVM_OP* op_term_mutable = op_cur->first;
op_term_mutable->no_need_check = 1;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_cut_op(compiler, op_term_mutable);
SPVM_TYPE* term_mutable_type = SPVM_OP_get_type(compiler, op_term_mutable);
SPVM_OP* op_sequence = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_SEQUENCE, op_cur->file, op_cur->line);
SPVM_OP* op_var_tmp1 = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, term_mutable_type, op_cur->file, op_cur->line);
SPVM_OP* op_var_tmp2 = SPVM_OP_new_op_var_clone(compiler, op_var_tmp1, op_cur->file, op_cur->line);
SPVM_OP* op_assign_tmp = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign_tmp, op_var_tmp1, op_term_mutable);
SPVM_OP* op_add = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ADD, op_cur->file, op_cur->line);
SPVM_OP* op_constant = SPVM_OP_new_op_constant_int(compiler, 1, op_cur->file, op_cur->line);
SPVM_OP_build_binary_op(compiler, op_add, op_var_tmp2, op_constant);
SPVM_OP* op_assign_add = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP* op_term_mutable_clone = SPVM_OP_new_op_term_mutable_clone(compiler, op_term_mutable);
if (SPVM_TYPE_is_byte_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag)
|| SPVM_TYPE_is_short_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag))
{
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_cur->file, op_cur->line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, term_mutable_type, op_cur->file, op_cur->line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_add, NULL);
SPVM_OP_build_assign(compiler, op_assign_add, op_term_mutable_clone, op_convert);
}
else {
SPVM_OP_build_assign(compiler, op_assign_add, op_term_mutable_clone, op_add);
}
SPVM_OP* op_var_tmp3 = SPVM_OP_new_op_var_clone(compiler, op_var_tmp1, op_cur->file, op_cur->line);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_tmp);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_add);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_var_tmp3);
SPVM_OP_replace_op(compiler, op_stab, op_sequence);
op_cur = op_sequence;
SPVM_OP_CHECKER_check_tree(compiler, op_sequence, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_POST_DEC:
{
SPVM_OP* op_first = op_cur->first;
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_first);
// Numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "decrement operand must be numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Convert POST_DEC
// [before]
// POST_DEC
// TERM_MUTABLE
//
// [after]
// SEQUENCE
// ASSIGN_TMP
// TERM_MUTABLE
// VAR_TMP1
// ASSIGN_ADD
// SUBTRACT
// VAR_TMP2
// CONST 1
// TERM_MUTABLE_CLONE
// VAR_TMP3
SPVM_OP* op_term_mutable = op_cur->first;
op_term_mutable->no_need_check = 1;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_cut_op(compiler, op_term_mutable);
SPVM_TYPE* term_mutable_type = SPVM_OP_get_type(compiler, op_term_mutable);
SPVM_OP* op_sequence = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_SEQUENCE, op_cur->file, op_cur->line);
SPVM_OP* op_var_tmp1 = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, term_mutable_type, op_cur->file, op_cur->line);
SPVM_OP* op_var_tmp2 = SPVM_OP_new_op_var_clone(compiler, op_var_tmp1, op_cur->file, op_cur->line);
SPVM_OP* op_assign_tmp = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign_tmp, op_var_tmp1, op_term_mutable);
SPVM_OP* op_subtract = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_SUBTRACT, op_cur->file, op_cur->line);
SPVM_OP* op_constant = SPVM_OP_new_op_constant_int(compiler, 1, op_cur->file, op_cur->line);
SPVM_OP_build_binary_op(compiler, op_subtract, op_var_tmp2, op_constant);
SPVM_OP* op_assign_subtract = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP* op_term_mutable_clone = SPVM_OP_new_op_term_mutable_clone(compiler, op_term_mutable);
if (SPVM_TYPE_is_byte_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag)
|| SPVM_TYPE_is_short_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag))
{
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_cur->file, op_cur->line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, term_mutable_type, op_cur->file, op_cur->line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_subtract, NULL);
SPVM_OP_build_assign(compiler, op_assign_subtract, op_term_mutable_clone, op_convert);
}
else {
SPVM_OP_build_assign(compiler, op_assign_subtract, op_term_mutable_clone, op_subtract);
}
SPVM_OP* op_var_tmp3 = SPVM_OP_new_op_var_clone(compiler, op_var_tmp1, op_cur->file, op_cur->line);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_tmp);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_subtract);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_var_tmp3);
SPVM_OP_replace_op(compiler, op_stab, op_sequence);
op_cur = op_sequence;
SPVM_OP_CHECKER_check_tree(compiler, op_sequence, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_SPECIAL_ASSIGN: {
SPVM_OP* op_term_src = op_cur->first;
SPVM_OP* op_term_mutable = op_cur->last;
// Convert SPECIAL_ASSIGN
// [before]
// SPECIAL_ASSIGN
// TERM_SRC
// TERM_MUTABLE
// [after]
// ASSIGN
// CULC
// TERM_MUTABLE
// TERM_SRC
// TERM_MUTABLE_CLONE
op_term_mutable->no_need_check = 1;
op_term_src->no_need_check = 1;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_cut_op(compiler, op_term_mutable);
SPVM_OP_cut_op(compiler, op_term_src);
SPVM_OP* op_term_mutable_clone = SPVM_OP_new_op_term_mutable_clone(compiler, op_term_mutable);
op_term_mutable_clone->is_lvalue = 1;
int32_t culc_op_id;
switch (op_cur->flag) {
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_ADD:
culc_op_id = SPVM_OP_C_ID_ADD;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_SUBTRACT:
culc_op_id = SPVM_OP_C_ID_SUBTRACT;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_MULTIPLY:
culc_op_id = SPVM_OP_C_ID_MULTIPLY;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_DIVIDE:
culc_op_id = SPVM_OP_C_ID_DIVIDE;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_REMAINDER:
culc_op_id = SPVM_OP_C_ID_REMAINDER;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_LEFT_SHIFT:
culc_op_id = SPVM_OP_C_ID_LEFT_SHIFT;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_RIGHT_ARITHMETIC_SHIFT:
culc_op_id = SPVM_OP_C_ID_RIGHT_ARITHMETIC_SHIFT;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_RIGHT_LOGICAL_SHIFT:
culc_op_id = SPVM_OP_C_ID_RIGHT_LOGICAL_SHIFT;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_BIT_XOR:
culc_op_id = SPVM_OP_C_ID_BIT_XOR;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_BIT_OR:
culc_op_id = SPVM_OP_C_ID_BIT_OR;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_BIT_AND:
culc_op_id = SPVM_OP_C_ID_BIT_AND;
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_CONCAT:
culc_op_id = SPVM_OP_C_ID_CONCAT;
break;
default:
assert(0);
break;
}
SPVM_OP* op_culc = SPVM_OP_new_op(compiler, culc_op_id, op_cur->file, op_cur->line);
SPVM_OP_build_binary_op(compiler, op_culc, op_term_mutable, op_term_src);
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_TYPE* term_mutable_type = SPVM_OP_get_type(compiler, op_term_mutable);
SPVM_TYPE* term_src_type = SPVM_OP_get_type(compiler, op_term_src);
int32_t need_conversion = 0;
switch (op_cur->flag) {
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_ADD:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_SUBTRACT:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_MULTIPLY:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_DIVIDE:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_REMAINDER:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_BIT_XOR:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_BIT_OR:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_BIT_AND:
if (SPVM_TYPE_is_numeric_type(compiler, term_src_type->basic_type->id, term_src_type->dimension, term_src_type->flag)) {
if (SPVM_TYPE_is_numeric_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag)) {
if (term_src_type->basic_type->id > term_mutable_type->basic_type->id) {
need_conversion = 1;
}
}
}
break;
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_LEFT_SHIFT:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_RIGHT_ARITHMETIC_SHIFT:
case SPVM_OP_C_FLAG_SPECIAL_ASSIGN_RIGHT_LOGICAL_SHIFT:
if (SPVM_TYPE_is_byte_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag)
|| SPVM_TYPE_is_short_type(compiler, term_mutable_type->basic_type->id, term_mutable_type->dimension, term_mutable_type->flag))
{
need_conversion = 1;
}
break;
}
if (need_conversion) {
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_cur->file, op_cur->line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, term_mutable_type, op_cur->file, op_cur->line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_culc, NULL);
SPVM_OP_build_assign(compiler, op_assign, op_term_mutable_clone, op_convert);
}
else {
SPVM_OP_build_assign(compiler, op_assign, op_term_mutable_clone, op_culc);
}
SPVM_OP_replace_op(compiler, op_stab, op_assign);
op_cur = op_assign;
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_ASSIGN: {
SPVM_OP* op_term_dist = op_cur->last;
SPVM_OP* op_term_src = op_cur->first;
SPVM_TYPE* dist_type = SPVM_OP_get_type(compiler, op_term_dist);
// Type inference
if (op_term_dist->id == SPVM_OP_C_ID_VAR) {
SPVM_MY* my = op_term_dist->uv.var->my;
if (my->type == NULL) {
my->type = SPVM_OP_get_type(compiler, op_term_src);
}
if (my->type == NULL) {
SPVM_COMPILER_error(compiler, "Type can't be detected at %s line %d", my->op_my->file, my->op_my->line);
return;
}
op_term_dist->uv.var->is_initialized = 1;
}
// Check if source can be assigned to dist
// If needed, numeric convertion op is added
dist_type = SPVM_OP_get_type(compiler, op_term_dist);
SPVM_OP_CHECKER_check_assign(compiler, dist_type, op_term_src, "assign operator", op_cur->file, op_cur->line);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
// If dist is string access and const, it is invalid
if (op_term_dist->id == SPVM_OP_C_ID_ARRAY_ACCESS && op_term_dist->flag & SPVM_OP_C_FLAG_ARRAY_ACCESS_STRING) {
SPVM_OP* op_array = op_term_dist->first;
SPVM_TYPE* array_type = SPVM_OP_get_type(compiler, op_array);
int32_t is_mutable = array_type->flag & SPVM_TYPE_C_FLAG_MUTABLE;
if(!is_mutable) {
SPVM_COMPILER_error(compiler, "Can't set the character of non-mutable string at %s line %d", op_term_dist->file, op_term_dist->line);
return;
}
}
break;
}
case SPVM_OP_C_ID_RETURN: {
SPVM_OP* op_term = op_cur->first;
// Void type
if (SPVM_TYPE_is_void_type(compiler, method->return_type->basic_type->id, method->return_type->dimension, method->return_type->flag)) {
if (op_term) {
SPVM_COMPILER_error(compiler, "void method must not have return value at %s line %d", op_cur->file, op_cur->line);
return;
}
}
else {
if (op_term) {
// Automatical numeric convertion
SPVM_OP_CHECKER_check_assign(compiler, method->return_type, op_term, "return statement", op_cur->file, op_cur->line);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
else {
SPVM_COMPILER_error(compiler, "non-void method must have return value at %s line %d", op_cur->file, op_cur->line);
return;
}
}
break;
}
case SPVM_OP_C_ID_PLUS: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
// Operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "Operand of unary + operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply unary widening convertion
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_COPY: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
// Operand must be numeric type
if (!SPVM_TYPE_is_object_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "Operand of unary + operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_MINUS: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
// Operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "Operand of unary - operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply unary widening convertion
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_BIT_NOT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
// Operand must be numeric type
if (!SPVM_TYPE_is_integral_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "Operand of ~ operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply unary widening convertion
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_ADD: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the + operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the + operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_SUBTRACT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the - operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the - operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_MULTIPLY: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the * operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the * operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_DIVIDE: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the / operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the / operator must be a numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_DIVIDE_UNSIGNED_INT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_int_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the \"divui\" operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_int_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the \"divui\" operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_DIVIDE_UNSIGNED_LONG: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_long_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the \"divul\" operator must be a long type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_long_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the \"divul\" operator must be a long type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_REMAINDER: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be integral type
if (!SPVM_TYPE_is_integral_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the %% operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be integral type
if (!SPVM_TYPE_is_integral_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the %% operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Apply binary numeric convertion
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_REMAINDER_UNSIGNED_INT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_int_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the \"remui\" operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_int_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the \"remui\" operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_REMAINDER_UNSIGNED_LONG: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (!SPVM_TYPE_is_long_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the \"remul\" operator must be a long type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be numeric type
if (!SPVM_TYPE_is_long_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the \"remul\" operator must be a long type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_BIT_AND: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be integral type
if (!SPVM_TYPE_is_integral_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the & operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be integral type
if (!SPVM_TYPE_is_integral_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the & operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_BIT_OR: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be integral type
if (!SPVM_TYPE_is_integral_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The left operand of the | operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be integral type
if (!SPVM_TYPE_is_integral_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_COMPILER_error(compiler, "The right operand of the | operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
SPVM_OP_CHECKER_apply_binary_numeric_convertion(compiler, op_cur->first, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
break;
}
case SPVM_OP_C_ID_LEFT_SHIFT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (SPVM_TYPE_is_integral_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
else {
SPVM_COMPILER_error(compiler, "The left operand of the << operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be int type
if (SPVM_TYPE_is_integral_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
if (last_type->dimension == 0 && last_type->basic_type->id >= SPVM_BASIC_TYPE_C_ID_LONG) {
SPVM_COMPILER_error(compiler, "The right operand of the << operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
else {
SPVM_COMPILER_error(compiler, "The right operand of the << operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_RIGHT_ARITHMETIC_SHIFT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (SPVM_TYPE_is_integral_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
else {
SPVM_COMPILER_error(compiler, "The left operand of the >> operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be int type
if (SPVM_TYPE_is_integral_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
if (last_type->dimension == 0 && last_type->basic_type->id >= SPVM_BASIC_TYPE_C_ID_LONG) {
SPVM_COMPILER_error(compiler, "The right operand of the >> operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
else {
SPVM_COMPILER_error(compiler, "The right operand of the >> operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_RIGHT_LOGICAL_SHIFT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be numeric type
if (SPVM_TYPE_is_integral_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
else {
SPVM_COMPILER_error(compiler, "The left operand of the >>> operator must be a integral type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Right operand must be int type
if (SPVM_TYPE_is_integral_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
if (last_type->dimension == 0 && last_type->basic_type->id >= SPVM_BASIC_TYPE_C_ID_LONG) {
SPVM_COMPILER_error(compiler, "The right operand of the >>> operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
else {
SPVM_COMPILER_error(compiler, "The right operand of the >>> operator must be a int type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_DIE: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_OP_CHECKER_apply_numeric_to_string_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (!SPVM_TYPE_is_string_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The operand of the die statement must be string type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_WARN: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_OP_CHECKER_apply_numeric_to_string_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (!SPVM_TYPE_is_string_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The operand of the warn statement must be a string type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_PRINT: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (SPVM_TYPE_is_numeric_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_OP_CHECKER_apply_numeric_to_string_convertion(compiler, op_cur->first);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (!SPVM_TYPE_is_string_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The operand of the print statement must be a string type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_MAKE_READ_ONLY: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (!SPVM_TYPE_is_string_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The operand of the make_read_only statement must be a string type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_IS_READ_ONLY: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
first_type = SPVM_OP_get_type(compiler, op_cur->first);
if (!SPVM_TYPE_is_string_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
SPVM_COMPILER_error(compiler, "The operand of the is_read_only operator must be a string type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
// End of scope
case SPVM_OP_C_ID_BLOCK: {
// Pop block my variable base
assert(check_ast_info->block_my_base_stack->length > 0);
int32_t block_my_base = (intptr_t)SPVM_LIST_pop(check_ast_info->block_my_base_stack);
int32_t my_stack_pop_count = check_ast_info->my_stack->length - block_my_base;
{
int32_t i;
for (i = 0; i < my_stack_pop_count; i++) {
SPVM_LIST_pop(check_ast_info->my_stack);
}
}
// Pop loop block my variable base
if (op_cur->uv.block->id == SPVM_BLOCK_C_ID_LOOP_STATEMENTS) {
check_ast_info->loop_block_stack_length--;
}
// Pop try block my variable base
else if (op_cur->uv.block->id == SPVM_BLOCK_C_ID_EVAL) {
check_ast_info->eval_block_stack_length--;
}
break;
}
case SPVM_OP_C_ID_CREATE_REF: {
SPVM_OP* op_var = op_cur->first;
SPVM_TYPE* var_type = SPVM_OP_get_type(compiler, op_var);
if (!(SPVM_TYPE_is_numeric_type(compiler, var_type->basic_type->id, var_type->dimension, var_type->flag) || SPVM_TYPE_is_multi_numeric_type(compiler, var_type->basic_type->id, var_type->dimension, var_type->flag))) {
SPVM_COMPILER_error(compiler, "Refernece target must be numeric type or multi numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_DEREF: {
SPVM_OP* op_var = op_cur->first;
SPVM_TYPE* var_type = SPVM_OP_get_type(compiler, op_var);
if (!(SPVM_TYPE_is_numeric_ref_type(compiler, var_type->basic_type->id, var_type->dimension, var_type->flag) || SPVM_TYPE_is_multi_numeric_ref_type(compiler, var_type->basic_type->id, var_type->dimension, var_type->flag))) {
SPVM_COMPILER_error(compiler, "Dereference target must be numeric reference type or value reference type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
// Add my var
case SPVM_OP_C_ID_VAR: {
if (op_cur->uv.var->is_declaration) {
SPVM_MY* my = op_cur->uv.var->my;
// Redeclaration error if same name variable is declare in same block
int32_t found = 0;
int32_t block_my_base = (intptr_t)SPVM_LIST_fetch(check_ast_info->block_my_base_stack, check_ast_info->block_my_base_stack->length - 1);
{
int32_t i;
for (i = block_my_base; i < check_ast_info->my_stack->length; i++) {
SPVM_MY* bef_my = SPVM_LIST_fetch(check_ast_info->my_stack, i);
if (strcmp(my->var->name, bef_my->var->name) == 0) {
// Temporaly variable is not duplicated
if (strncmp(my->var->name, "$.", 2) != 0) {
found = 1;
}
break;
}
}
}
if (found) {
SPVM_COMPILER_error(compiler, "Redeclaration of variable \"%s\" at %s line %d", my->var->name, my->op_my->file, my->op_my->line);
return;
}
else {
my->id = method->mys->length;
SPVM_LIST_push(method->mys, my);
SPVM_LIST_push(check_ast_info->my_stack, my);
}
// Type can't be detected
if (!op_cur->is_lvalue && my->type == NULL) {
SPVM_COMPILER_error(compiler, "Type can't be detected at %s line %d", my->op_my->file, my->op_my->line);
return;
}
}
SPVM_VAR* var = op_cur->uv.var;
// Search same name variable
SPVM_MY* found_my = NULL;
{
int32_t i;
for (i = check_ast_info->my_stack->length - 1; i >= 0; i--) {
SPVM_MY* my = SPVM_LIST_fetch(check_ast_info->my_stack, i);
assert(my);
if (strcmp(var->name, my->var->name) == 0) {
found_my = my;
break;
}
}
}
if (found_my) {
// Add my var information to var
var->my = found_my;
}
else {
// Variable is capture var
SPVM_FIELD* found_capture_field = SPVM_HASH_fetch(class->field_symtable, var->name + 1, strlen(var->name) - 1);
if (found_capture_field && found_capture_field->is_captured) {
// Capture var is converted to field access
SPVM_MY* arg_first_my = SPVM_LIST_fetch(method->mys, 0);
assert(arg_first_my);
SPVM_OP* op_name_invoker = SPVM_OP_new_op_name(compiler, arg_first_my->var->name, op_cur->file, op_cur->line);
SPVM_OP* op_term_invoker = SPVM_OP_new_op_var(compiler, op_name_invoker);
op_term_invoker->uv.var->my = arg_first_my;
SPVM_OP* op_name_field = SPVM_OP_new_op_name(compiler, op_cur->uv.var->name + 1, op_cur->file, op_cur->line);
SPVM_OP* op_field_access = SPVM_OP_new_op_field_access(compiler, op_cur->file, op_cur->line);
SPVM_OP_build_field_access(compiler, op_field_access, op_term_invoker, op_name_field);
op_field_access->uv.field_access->field = found_capture_field;
op_field_access->is_lvalue = op_cur->is_lvalue;
op_field_access->is_assigned_to_var = op_cur->is_assigned_to_var;
op_field_access->is_passed_to_method = op_cur->is_passed_to_method;
if (op_cur->uv.var->call_method) {
op_cur->uv.var->call_method->op_invocant = op_field_access;
}
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_replace_op(compiler, op_stab, op_field_access);
op_cur = op_field_access;
SPVM_OP_CHECKER_check_tree(compiler, op_field_access, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
else {
// Variable is class var
SPVM_OP* op_name_class_var = SPVM_OP_new_op_name(compiler, op_cur->uv.var->name, op_cur->file, op_cur->line);
SPVM_OP* op_class_var_access = SPVM_OP_new_op_class_var_access(compiler, op_name_class_var);
op_class_var_access->is_lvalue = op_cur->is_lvalue;
op_class_var_access->is_assigned_to_var = op_cur->is_assigned_to_var;
op_class_var_access->is_passed_to_method = op_cur->is_passed_to_method;
if (op_cur->uv.var->call_method) {
op_cur->uv.var->call_method->op_invocant = op_class_var_access;
}
SPVM_OP_CHECKER_resolve_class_var_access(compiler, op_class_var_access, class->op_class);
if (op_class_var_access->uv.class_var_access->class_var) {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_replace_op(compiler, op_stab, op_class_var_access);
op_cur = op_class_var_access;
SPVM_OP_CHECKER_check_tree(compiler, op_class_var_access, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
else {
SPVM_COMPILER_error(compiler, "Local variable %s is not declared at %s line %d", var->name, op_cur->file, op_cur->line);
return;
}
}
}
break;
}
case SPVM_OP_C_ID_CALL_METHOD: {
SPVM_OP* op_call_method = op_cur;
// Resulve sub
SPVM_OP_CHECKER_resolve_call_method(compiler, op_cur, class->op_class);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
SPVM_OP* op_list_args = op_cur->last;
SPVM_CALL_METHOD* call_method = op_call_method->uv.call_method;
const char* method_name = call_method->method->name;
if (call_method->method->is_class_method) {
if (!call_method->is_class_method_call) {
SPVM_COMPILER_error(compiler, "Class methods can't be called as instance methods \"%s->%s\" at %s line %d", op_cur->uv.call_method->method->class->name, method_name, op_cur->file, op_cur->line);
return;
}
}
else {
if (call_method->is_class_method_call) {
SPVM_COMPILER_error(compiler, "Instance methods can't be called as static methods \"%s->%s\" at %s line %d", op_cur->uv.call_method->method->class->name, method_name, op_cur->file, op_cur->line);
return;
}
}
// Access control
int32_t is_private;
if (call_method->method->flag & SPVM_METHOD_C_FLAG_PRIVATE) {
is_private = 1;
}
// Default
else {
is_private = 0;
}
if (is_private) {
if (!SPVM_OP_is_allowed(compiler, method->class->op_class, call_method->method->class->op_class)) {
SPVM_COMPILER_error(compiler, "Can't call private method %s->%s at %s line %d", call_method->method->class->name, call_method->method->name, op_cur->file, op_cur->line);
return;
}
}
int32_t args_count = call_method->method->args_length;
int32_t method_is_vaarg = call_method->method->have_vaarg;
// Variable length argument. Last argument is not array.
int32_t vaarg_last_arg_is_not_array = 0;
if (method_is_vaarg) {
int32_t arg_index = 0;
SPVM_OP* op_term = op_list_args->first;
while ((op_term = SPVM_OP_sibling(compiler, op_term))) {
if (arg_index == args_count - 1) {
SPVM_TYPE* type = SPVM_OP_get_type(compiler, op_term);
if (!SPVM_TYPE_is_array_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
vaarg_last_arg_is_not_array = 1;
}
}
arg_index++;
}
// Empty vaargs
if (arg_index == args_count - 1) {
vaarg_last_arg_is_not_array = 1;
}
}
// Variable length arguments
if (vaarg_last_arg_is_not_array) {
SPVM_OP* op_list_args_new = SPVM_OP_new_op_list(compiler, op_call_method->file, op_call_method->line);
const char* file = op_cur->file;
int32_t line = op_cur->line;
// New
SPVM_OP* op_new = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_NEW, op_cur->file, op_cur->line);
SPVM_MY* vaarg_last_arg_my = SPVM_LIST_fetch(call_method->method->mys, call_method->method->args_length - 1);
SPVM_TYPE* vaarg_last_arg_type = vaarg_last_arg_my->type;
// Create new type
SPVM_OP* op_type_new = SPVM_OP_new_op_type(compiler, vaarg_last_arg_type, op_cur->file, op_cur->line);
// Create element type
SPVM_TYPE* type_element = SPVM_TYPE_new(compiler, vaarg_last_arg_type->basic_type->id, vaarg_last_arg_type->dimension - 1, vaarg_last_arg_type->flag);
SPVM_OP* op_type_element = SPVM_OP_new_op_type(compiler, type_element, op_cur->file, op_cur->line);
// Sequence
SPVM_OP* op_sequence = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_SEQUENCE, file, line);
SPVM_OP* op_assign_new = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, file, line);
SPVM_OP* op_var_tmp_new = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, op_type_new->uv.type, file, line);
SPVM_OP_build_assign(compiler, op_assign_new, op_var_tmp_new, op_new);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_new);
int32_t length;
int32_t arg_index = 0;
int32_t vaarg_index = 0;
SPVM_OP* op_term_element = op_list_args->first;
while ((op_term_element = SPVM_OP_sibling(compiler, op_term_element))) {
op_term_element->no_need_check = 1;
if (arg_index < args_count - 1) {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term_element);
SPVM_OP_insert_child(compiler, op_list_args_new, op_list_args_new->last, op_term_element);
op_term_element = op_stab;
}
else {
op_var_tmp_new->uv.var->my->type = op_type_new->uv.type;
SPVM_OP* op_assign_array_access = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, file, line);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term_element);
SPVM_OP* op_array_access = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ARRAY_ACCESS, file, line);
SPVM_OP* op_var_tmp_array_access = SPVM_OP_new_op_var_clone(compiler, op_var_tmp_new, op_var_tmp_new->file, op_var_tmp_new->line);
SPVM_OP_insert_child(compiler, op_array_access, op_array_access->last, op_var_tmp_array_access);
SPVM_OP* op_constant_index = SPVM_OP_new_op_constant_int(compiler, vaarg_index, file, line);
SPVM_OP_insert_child(compiler, op_array_access, op_array_access->last, op_constant_index);
SPVM_OP_build_assign(compiler, op_assign_array_access, op_array_access, op_term_element);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_assign_array_access);
vaarg_index++;
op_term_element = op_stab;
}
arg_index++;
}
length = vaarg_index;
SPVM_OP_insert_child(compiler, op_new, op_new->last, op_type_new);
SPVM_OP_insert_child(compiler, op_type_new, op_type_new->last, op_type_element);
SPVM_OP* op_constant_length = SPVM_OP_new_op_constant_int(compiler, length, file, line);
SPVM_OP_insert_child(compiler, op_type_new, op_type_new->last, op_constant_length);
SPVM_OP* op_var_tmp_ret = SPVM_OP_new_op_var_clone(compiler, op_var_tmp_new, op_var_tmp_new->file, op_var_tmp_new->line);
SPVM_OP_insert_child(compiler, op_sequence, op_sequence->last, op_var_tmp_ret);
SPVM_OP_insert_child(compiler, op_list_args_new, op_list_args_new->last, op_sequence);
SPVM_OP_replace_op(compiler, op_call_method->last, op_list_args_new);
SPVM_OP_CHECKER_check_tree(compiler, op_list_args_new, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
op_list_args = op_list_args_new;
}
int32_t call_method_args_count = 0;
{
SPVM_OP* op_term = op_list_args->first;
while ((op_term = SPVM_OP_sibling(compiler, op_term))) {
call_method_args_count++;
if (call_method_args_count > args_count) {
SPVM_COMPILER_error(compiler, "Too many arguments \"%s->%s\" at %s line %d", op_cur->uv.call_method->method->class->name, method_name, op_cur->file, op_cur->line);
return;
}
SPVM_MY* arg_my = SPVM_LIST_fetch(call_method->method->mys, call_method_args_count - 1);
SPVM_TYPE* arg_my_type = arg_my->type;
// Check if source can be assigned to dist
// If needed, numeric convertion op is added
char place[50];
sprintf(place, "%dth argument", call_method_args_count);
op_term = SPVM_OP_CHECKER_check_assign(compiler, arg_my_type, op_term, place, op_cur->file, op_cur->line);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
}
if (call_method_args_count < args_count) {
SPVM_COMPILER_error(compiler, "Too few argument \"%s->%s\" at %s line %d", op_cur->uv.call_method->method->class->name, method_name, op_cur->file, op_cur->line);
return;
}
if (call_method->method->flag & SPVM_METHOD_C_FLAG_DESTRUCTOR) {
SPVM_COMPILER_error(compiler, "Can't call DESTROY in yourself at %s line %d", op_cur->file, op_cur->line);
return;
}
// Inline expansion
{
// Enum is replaced to constant value
if (call_method->method->flag & SPVM_METHOD_C_FLAG_ENUM) {
// Replace sub to constant
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
int32_t value = call_method->method->op_inline->uv.constant->value.ival;
SPVM_OP* op_constant = SPVM_OP_new_op_constant_int(compiler, value, op_cur->file, op_cur->line);
SPVM_OP_replace_op(compiler, op_stab, op_constant);
op_cur = op_constant;
}
// Constant method is replaced to constant value
else if (call_method->method->is_constant) {
// Replace method to constant
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
int32_t value = call_method->method->op_inline->uv.constant->value.ival;
SPVM_OP* op_constant = SPVM_OP_new_op_constant_int(compiler, value, op_cur->file, op_cur->line);
SPVM_OP_replace_op(compiler, op_stab, op_constant);
op_cur = op_constant;
}
// Simple constructor is inlined
else if (call_method->method->is_simple_constructor) {
// Replace sub to constant
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_type_original = call_method->method->op_inline;
assert(op_type_original->id == SPVM_OP_C_ID_TYPE);
SPVM_TYPE* type_original = op_type_original->uv.type;
SPVM_OP* op_new = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_NEW, op_cur->file, op_cur->line);
op_new->flag |= SPVM_OP_C_FLAG_NEW_INLINE;
SPVM_OP* op_type = SPVM_OP_new_op_type(compiler, type_original, op_cur->file, op_cur->line);
op_new = SPVM_OP_build_new(compiler, op_new, op_type, NULL);
SPVM_OP_CHECKER_check_tree(compiler, op_new, check_ast_info);
SPVM_OP_replace_op(compiler, op_stab, op_new);
op_cur = op_new;
}
// Field getter is replaced to field access
else if (call_method->method->is_field_getter) {
// [Before]
// $object->foo
// [After]
// $object->{foo}
// If the parent is a method call, no inline expansion
// This maybe ok, but I don't resolve this problem now
int32_t do_inline_expansion = 1;
// Replace parent call method op's op_invocant
SPVM_OP* op_parent_list = SPVM_OP_get_parent(compiler, op_cur);
if (op_parent_list->id == SPVM_OP_C_ID_LIST) {
SPVM_OP* op_parent_call_method = SPVM_OP_get_parent(compiler, op_parent_list);
if (op_parent_call_method->id == SPVM_OP_C_ID_CALL_METHOD) {
if (!op_parent_call_method->uv.call_method->is_class_method_call) {
do_inline_expansion = 0;
}
}
}
if (do_inline_expansion) {
const char* field_name = call_method->method->accessor_original_name;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP_cut_op(compiler, call_method->op_invocant);
SPVM_OP* op_name_field_access = SPVM_OP_new_op_name(compiler, field_name, op_cur->file, op_cur->line);
SPVM_OP* op_field_access = SPVM_OP_new_op_field_access(compiler, op_cur->file, op_cur->line);
SPVM_OP_build_field_access(compiler, op_field_access, call_method->op_invocant, op_name_field_access);
op_field_access->uv.field_access->inline_expansion = 1;
SPVM_OP_replace_op(compiler, op_stab, op_field_access);
SPVM_OP_CHECKER_check_tree(compiler, op_field_access, check_ast_info);
op_cur = op_field_access;
}
}
// Field setter is replaced to field access
else if (call_method->method->is_field_setter) {
// [Before]
// $object->set_foo($value)
// [After]
// $object->{foo} = $value
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_args = op_cur->last;
SPVM_OP* op_term_value = op_args->last;
SPVM_OP_cut_op(compiler, op_term_value);
op_term_value->no_need_check = 1;
SPVM_OP_cut_op(compiler, call_method->op_invocant);
const char* field_name = call_method->method->accessor_original_name;
SPVM_OP* op_name_field_access = SPVM_OP_new_op_name(compiler, field_name, op_cur->file, op_cur->line);
SPVM_OP* op_field_access = SPVM_OP_new_op_field_access(compiler, op_cur->file, op_cur->line);
SPVM_OP_build_field_access(compiler, op_field_access, call_method->op_invocant, op_name_field_access);
op_field_access->uv.field_access->inline_expansion = 1;
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign, op_field_access, op_term_value);
SPVM_OP_replace_op(compiler, op_stab, op_assign);
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
op_cur = op_assign;
}
// Class var getter is replaced to class var access
else if (call_method->method->is_class_var_getter) {
// [Before]
// Class->FOO
// [After]
// $Class::FOO
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
const char* class_name = call_method->method->class->name;
const char* class_var_base_name = call_method->method->accessor_original_name;
char* class_var_name_tmp = SPVM_ALLOCATOR_alloc_memory_block_permanent(compiler->allocator, 1 + strlen(class_name) + 2 + strlen(class_var_base_name));
memcpy(class_var_name_tmp, "$", 1);
memcpy(class_var_name_tmp + 1, class_name, strlen(class_name));
memcpy(class_var_name_tmp + 1 + strlen(class_name), "::", 2);
memcpy(class_var_name_tmp + 1 + strlen(class_name) + 2, class_var_base_name + 1, strlen(class_var_base_name) - 1);
SPVM_STRING* class_var_name_string = SPVM_STRING_new(compiler, class_var_name_tmp, strlen(class_var_name_tmp));
const char* class_var_name = class_var_name_string->value;
SPVM_OP* op_class_var_name = SPVM_OP_new_op_name(compiler, class_var_name, op_cur->file, op_cur->line);
SPVM_OP* op_class_var_access = SPVM_OP_new_op_class_var_access(compiler, op_class_var_name);
op_class_var_access->uv.class_var_access->inline_expansion = 1;
SPVM_OP_replace_op(compiler, op_stab, op_class_var_access);
SPVM_OP_CHECKER_check_tree(compiler, op_class_var_access, check_ast_info);
op_cur = op_class_var_access;
}
// Class var setter is replaced to class var access
else if (call_method->method->is_class_var_setter) {
// [Before]
// Class->SET_FOO($value)
// [After]
// $Class::FOO = $value
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_args = op_cur->last;
SPVM_OP* op_term_value = op_args->last;
SPVM_OP_cut_op(compiler, op_term_value);
op_term_value->no_need_check = 1;
const char* class_name = call_method->method->class->name;
const char* class_var_base_name = call_method->method->accessor_original_name;
char* class_var_name_tmp = SPVM_ALLOCATOR_alloc_memory_block_permanent(compiler->allocator, 1 + strlen(class_name) + 2 + strlen(class_var_base_name));
memcpy(class_var_name_tmp, "$", 1);
memcpy(class_var_name_tmp + 1, class_name, strlen(class_name));
memcpy(class_var_name_tmp + 1 + strlen(class_name), "::", 2);
memcpy(class_var_name_tmp + 1 + strlen(class_name) + 2, class_var_base_name + 1, strlen(class_var_base_name) - 1);
SPVM_STRING* class_var_name_string = SPVM_STRING_new(compiler, class_var_name_tmp, strlen(class_var_name_tmp));
const char* class_var_name = class_var_name_string->value;
SPVM_OP* op_class_var_name = SPVM_OP_new_op_name(compiler, class_var_name, op_cur->file, op_cur->line);
SPVM_OP* op_class_var_access = SPVM_OP_new_op_class_var_access(compiler, op_class_var_name);
op_class_var_access->uv.class_var_access->inline_expansion = 1;
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign, op_class_var_access, op_term_value);
SPVM_OP_replace_op(compiler, op_stab, op_assign);
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
op_cur = op_assign;
}
}
break;
}
case SPVM_OP_C_ID_CLASS_VAR_ACCESS: {
// Check field name
SPVM_OP_CHECKER_resolve_class_var_access(compiler, op_cur, class->op_class);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
if (!op_cur->uv.class_var_access->class_var) {
SPVM_COMPILER_error(compiler, "Class variable not found \"%s\" at %s line %d", op_cur->uv.class_var_access->op_name->uv.name, op_cur->file, op_cur->line);
return;
}
SPVM_CLASS_VAR_ACCESS* class_var_access = op_cur->uv.class_var_access;
SPVM_CLASS_VAR* class_var = class_var_access->class_var;
SPVM_CLASS* class_var_access_class = class_var->class;
int32_t is_private;
// Public flag
if (class_var->flag & SPVM_CLASS_VAR_C_FLAG_PUBLIC) {
is_private = 0;
}
// Default is private
else {
is_private = 1;
}
if (is_private && !op_cur->uv.class_var_access->inline_expansion) {
if (!SPVM_OP_is_allowed(compiler, method->class->op_class, class_var_access_class->op_class)) {
SPVM_COMPILER_error(compiler, "Can't access to private class variable \"%s\" at %s line %d", op_cur->uv.class_var_access->op_name->uv.name, op_cur->file, op_cur->line);
return;
}
}
break;
}
case SPVM_OP_C_ID_ARRAY_ACCESS: {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_cur->first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
// Left operand must be array or string
if (!SPVM_TYPE_is_array_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag) &&
!SPVM_TYPE_is_string_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)
)
{
SPVM_COMPILER_error(compiler, "Array access invocant must be array or string at %s line %d", op_cur->file, op_cur->line);
return;
}
// String access
if (SPVM_TYPE_is_string_type(compiler, first_type->basic_type->id, first_type->dimension, first_type->flag)) {
op_cur->flag |= SPVM_OP_C_FLAG_ARRAY_ACCESS_STRING;
}
// Right operand must be integer
if (SPVM_TYPE_is_numeric_type(compiler, last_type->basic_type->id, last_type->dimension, last_type->flag)) {
SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(compiler, op_cur->last);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_cur->last);
if (last_type->dimension == 0 && last_type->basic_type->id != SPVM_BASIC_TYPE_C_ID_INT) {
SPVM_COMPILER_error(compiler, "array index must be int type at %s line %d", op_cur->file, op_cur->line);
return;
}
}
else {
SPVM_COMPILER_error(compiler, "array index must be numeric type at %s line %d", op_cur->file, op_cur->line);
return;
}
assert(op_cur->first);
assert(op_cur->last);
// If array term is not var, create assign operator
SPVM_OP* op_term_array = op_cur->first;
if (op_term_array->id != SPVM_OP_C_ID_VAR) {
op_cur->no_need_check = 1;
SPVM_TYPE* term_index_type = SPVM_OP_get_type(compiler, op_term_array);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term_array);
SPVM_OP* op_var_tmp = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, term_index_type, op_cur->file, op_cur->line);
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign, op_var_tmp, op_term_array);
// Convert cur new op to var
SPVM_OP_replace_op(compiler, op_stab, op_assign);
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// If array access index term is not var, create assign operator
SPVM_OP* op_term_index = op_cur->last;
if (op_term_index->id != SPVM_OP_C_ID_VAR) {
op_cur->no_need_check = 1;
SPVM_TYPE* term_index_type = SPVM_OP_get_type(compiler, op_term_index);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term_index);
SPVM_OP* op_var_tmp = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, term_index_type, op_cur->file, op_cur->line);
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign, op_var_tmp, op_term_index);
// Convert cur new op to var
SPVM_OP_replace_op(compiler, op_stab, op_assign);
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
break;
}
case SPVM_OP_C_ID_FIELD_ACCESS: {
SPVM_OP* op_term_invocker = op_cur->first;
SPVM_OP* op_name = op_cur->uv.field_access->op_name;
if (op_term_invocker->id == SPVM_OP_C_ID_ASSIGN) {
op_term_invocker = op_term_invocker->first;
}
// Invoker type check
SPVM_TYPE* invoker_type = SPVM_OP_get_type(compiler, op_term_invocker);
int32_t is_valid_invoker_type;
if (invoker_type) {
if (SPVM_TYPE_is_class_type(compiler, invoker_type->basic_type->id, invoker_type->dimension, invoker_type->flag)) {
is_valid_invoker_type = 1;
}
else if (SPVM_TYPE_is_multi_numeric_type(compiler, invoker_type->basic_type->id, invoker_type->dimension, invoker_type->flag)) {
is_valid_invoker_type = 1;
}
else if (SPVM_TYPE_is_multi_numeric_ref_type(compiler, invoker_type->basic_type->id, invoker_type->dimension, invoker_type->flag)) {
is_valid_invoker_type = 1;
}
else {
is_valid_invoker_type = 0;
}
}
else {
is_valid_invoker_type = 0;
}
if (!is_valid_invoker_type) {
SPVM_COMPILER_error(compiler, "The invocant of the field access must be a class type, or a multi numeric type, or a multi numeric reference type at %s line %d", op_cur->file, op_cur->line);
return;
}
// Check field name
SPVM_OP_CHECKER_resolve_field_access(compiler, op_cur);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
SPVM_FIELD* field = op_cur->uv.field_access->field;
if (!field) {
const char* invoker_type_name = SPVM_TYPE_new_type_name(compiler, invoker_type->basic_type->id, invoker_type->dimension, invoker_type->flag);
SPVM_COMPILER_error(compiler, "Unknown field %s->{%s} at %s line %d", invoker_type_name, op_name->uv.name, op_cur->file, op_cur->line);
return;
}
// Access control
int32_t is_private;
if (field->flag & SPVM_FIELD_C_FLAG_PUBLIC) {
is_private = 0;
}
// Default
else {
// If anon method, field is public
if (field->class->flag & SPVM_CLASS_C_FLAG_ANON_METHOD_CLASS) {
is_private = 0;
}
// If multi numeric type, field is public
else if (field->class->category == SPVM_CLASS_C_CATEGORY_MULNUM) {
is_private = 0;
}
// Default is private
else {
is_private = 1;
}
}
if (is_private && !op_cur->uv.field_access->inline_expansion) {
if (!SPVM_OP_is_allowed(compiler, method->class->op_class, field->class->op_class)) {
SPVM_COMPILER_error(compiler, "Can't access to private field \"%s\" at %s line %d", op_name->uv.name, op_cur->file, op_cur->line);
return;
}
}
// If invocker is array access and array access object is mulnum_t, this op become array field access
if (op_term_invocker->id == SPVM_OP_C_ID_ARRAY_ACCESS) {
SPVM_OP* op_array_access = op_term_invocker;
SPVM_TYPE* array_element_type = SPVM_OP_get_type(compiler, op_array_access);
int32_t is_basic_type_mulnum_t = SPVM_TYPE_basic_type_is_multi_numeric_type(compiler, array_element_type->basic_type->id, array_element_type->dimension, array_element_type->flag);
if (is_basic_type_mulnum_t) {
if (array_element_type->dimension != 0) {
SPVM_COMPILER_error(compiler, "mulnum_t array field access must be 1-dimension array at %s line %d", op_cur->file, op_cur->line);
return;
}
else {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_cur);
SPVM_OP* op_array_field_access = SPVM_OP_new_op_array_field_access(compiler, op_cur->file, op_cur->line);
op_array_field_access->is_lvalue = op_cur->is_lvalue;
op_cur = op_array_field_access;
SPVM_ARRAY_FIELD_ACCESS* array_field_access = op_array_field_access->uv.array_field_access;
array_field_access->field = field;
SPVM_OP* op_array = op_array_access->first;
SPVM_OP* op_index = op_array_access->last;
SPVM_OP_cut_op(compiler, op_array_access->first);
SPVM_OP_cut_op(compiler, op_array_access->last);
SPVM_OP_insert_child(compiler, op_array_field_access, op_array_field_access->last, op_array);
SPVM_OP_insert_child(compiler, op_array_field_access, op_array_field_access->last, op_index);
SPVM_OP_replace_op(compiler, op_stab, op_array_field_access);
SPVM_OP_CHECKER_check_tree(compiler, op_array_field_access, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
}
}
if (op_cur->id == SPVM_OP_C_ID_ARRAY_FIELD_ACCESS) {
// If array term is not var, create assign operator
SPVM_OP* op_term_array = op_cur->first;
if (op_term_array->id != SPVM_OP_C_ID_VAR) {
op_cur->no_need_check = 1;
SPVM_TYPE* term_index_type = SPVM_OP_get_type(compiler, op_term_array);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term_array);
SPVM_OP* op_var_tmp = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, term_index_type, op_cur->file, op_cur->line);
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign, op_var_tmp, op_term_array);
// Convert cur new op to var
SPVM_OP_replace_op(compiler, op_stab, op_assign);
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
// If array access index term is not var, create assign operator
SPVM_OP* op_term_index = op_cur->last;
if (op_term_index->id != SPVM_OP_C_ID_VAR) {
op_cur->no_need_check = 1;
SPVM_TYPE* term_index_type = SPVM_OP_get_type(compiler, op_term_index);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term_index);
SPVM_OP* op_var_tmp = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, term_index_type, op_cur->file, op_cur->line);
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign, op_var_tmp, op_term_index);
// Convert cur new op to var
SPVM_OP_replace_op(compiler, op_stab, op_assign);
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
}
else {
// If invoker term is not var, create assign operator
// [Before]
// TERM
// [After]
// ASSIGN
// TERM
// VAR
SPVM_OP* op_term_invocker = op_cur->first;
if (op_term_invocker->id != SPVM_OP_C_ID_VAR) {
op_cur->no_need_check = 1;
SPVM_TYPE* term_index_type = SPVM_OP_get_type(compiler, op_term_invocker);
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term_invocker);
SPVM_OP* op_var_tmp = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, term_index_type, op_cur->file, op_cur->line);
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP_build_assign(compiler, op_assign, op_var_tmp, op_term_invocker);
// Convert cur new op to var
SPVM_OP_replace_op(compiler, op_stab, op_assign);
SPVM_OP_CHECKER_check_tree(compiler, op_assign, check_ast_info);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
}
}
break;
}
case SPVM_OP_C_ID_WEAKEN_FIELD: {
SPVM_OP* op_field_access = op_cur->first;
SPVM_FIELD* field = op_field_access->uv.field_access->field;
SPVM_TYPE* type = field->type;
if (!SPVM_TYPE_is_object_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_COMPILER_error(compiler, "weaken is only used for object field \"%s\" \"%s\" at %s line %d", field->class->op_name->uv.name, field->op_name->uv.name, op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_UNWEAKEN_FIELD: {
SPVM_OP* op_field_access = op_cur->first;
SPVM_FIELD* field = op_field_access->uv.field_access->field;
SPVM_TYPE* type = field->type;
if (!SPVM_TYPE_is_object_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_COMPILER_error(compiler, "unweaken is only used for object field \"%s\" \"%s\" at %s line %d", field->class->op_name->uv.name, field->op_name->uv.name, op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_ISWEAK_FIELD: {
SPVM_OP* op_field_access = op_cur->first;
SPVM_FIELD* field = op_field_access->uv.field_access->field;
SPVM_TYPE* type = field->type;
if (!SPVM_TYPE_is_object_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_COMPILER_error(compiler, "isweak is only used for object field \"%s\" \"%s\" at %s line %d", field->class->op_name->uv.name, field->op_name->uv.name, op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_HAS_IMPLEMENT: {
SPVM_OP* op_var = op_cur->first;
SPVM_OP* op_name = op_cur->last;
SPVM_TYPE* type = SPVM_OP_get_type(compiler, op_var);
if (!(SPVM_TYPE_is_class_type(compiler, type->basic_type->id, type->dimension, type->flag) || SPVM_TYPE_is_interface_type(compiler, type->basic_type->id, type->dimension, type->flag))) {
SPVM_COMPILER_error(compiler, "The invocant of the has_implement operator must be a class type or an interface type at %s line %d", op_cur->file, op_cur->line);
return;
}
break;
}
case SPVM_OP_C_ID_CONVERT: {
SPVM_OP* op_src = op_cur->first;
SPVM_OP* op_dist = op_cur->last;
SPVM_TYPE* src_type = SPVM_OP_get_type(compiler, op_src);
assert(src_type);
SPVM_TYPE* dist_type = SPVM_OP_get_type(compiler, op_dist);
assert(dist_type);
// Dist type is numeric type
int32_t is_valid = 0;
if (SPVM_TYPE_is_numeric_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
// Soruce type is numeric type
if (SPVM_TYPE_is_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else if (SPVM_TYPE_is_numeric_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (dist_type->basic_type->id + SPVM_BASIC_TYPE_C_NUMERIC_OBJECT_UPGRADE_SHIFT == src_type->basic_type->id) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
else if (SPVM_TYPE_is_any_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
// Dist type is referece type
else if (SPVM_TYPE_is_ref_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
is_valid = 0;
}
// Dist type is multi numeric type
else if (SPVM_TYPE_is_multi_numeric_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
is_valid = 0;
}
// Dist type is object type
else if (SPVM_TYPE_is_object_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
// Source type is undef
if (SPVM_TYPE_is_undef_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else {
// Dist type is oarray type
if (SPVM_TYPE_is_oarray_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_object_array_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
// Dist type is string type
else if (SPVM_TYPE_is_string_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else if (SPVM_TYPE_is_string_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else if (SPVM_TYPE_is_byte_array_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else if (SPVM_TYPE_is_any_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
// Dist type is byte array type
else if (SPVM_TYPE_is_byte_array_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_string_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else if (SPVM_TYPE_is_byte_array_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else if (SPVM_TYPE_is_any_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
// Dist type is any object type
else if (SPVM_TYPE_is_any_object_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else if (SPVM_TYPE_is_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
// Dist type is numeric_object type
else if (SPVM_TYPE_is_numeric_object_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (dist_type->basic_type->id == src_type->basic_type->id + SPVM_BASIC_TYPE_C_NUMERIC_OBJECT_UPGRADE_SHIFT) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
else if (SPVM_TYPE_is_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
// Dist type is ohter object types
else {
// Source type is object type
if (SPVM_TYPE_is_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
// Source type is undef type
else if (SPVM_TYPE_is_undef_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
is_valid = 1;
}
else {
is_valid = 0;
}
}
}
}
else {
assert(0);
}
if (!is_valid) {
const char* src_type_name = SPVM_TYPE_new_type_name(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag);
const char* dist_type_name = SPVM_TYPE_new_type_name(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag);
SPVM_COMPILER_error(compiler, "Can't convert %s to %s in type conversion at %s line %d", src_type_name, dist_type_name, op_src->file, op_src->line);
return;
}
}
break;
}
// [END]Postorder traversal position
}
if (op_cur == op_root) {
// Finish
finish = 1;
break;
}
// Next sibling
if (op_cur->moresib) {
op_cur = SPVM_OP_sibling(compiler, op_cur);
break;
}
// Next is parent
else {
op_cur = op_cur->sibparent;
}
}
if (finish) {
break;
}
}
}
}
void SPVM_OP_CHECKER_apply_numeric_to_string_convertion(SPVM_COMPILER* compiler, SPVM_OP* op_term) {
SPVM_TYPE* type = SPVM_OP_get_type(compiler, op_term);
SPVM_TYPE* dist_type;
if (SPVM_TYPE_is_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_OP* op_dist_type = SPVM_OP_new_op_string_type(compiler, op_term->file, op_term->line);
dist_type = op_dist_type->uv.type;
}
else {
return;
}
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term);
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_term->file, op_term->line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, dist_type, op_term->file, op_term->line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_term, NULL);
SPVM_OP_replace_op(compiler, op_stab, op_convert);
}
void SPVM_OP_CHECKER_apply_unary_numeric_widening_convertion(SPVM_COMPILER* compiler, SPVM_OP* op_term) {
SPVM_TYPE* type = SPVM_OP_get_type(compiler, op_term);
SPVM_TYPE* dist_type;
if (type->dimension == 0 && type->basic_type->id <= SPVM_BASIC_TYPE_C_ID_INT) {
SPVM_OP* op_dist_type = SPVM_OP_new_op_int_type(compiler, op_term->file, op_term->line);
dist_type = op_dist_type->uv.type;
}
else {
return;
}
if (!(type->basic_type->id == dist_type->basic_type->id && type->dimension == dist_type->dimension)) {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_term);
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_term->file, op_term->line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, dist_type, op_term->file, op_term->line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_term, NULL);
SPVM_TYPE* type = SPVM_OP_get_type(compiler, op_convert);
SPVM_OP_replace_op(compiler, op_stab, op_convert);
}
}
void SPVM_OP_CHECKER_apply_binary_numeric_convertion(SPVM_COMPILER* compiler, SPVM_OP* op_first, SPVM_OP* op_last) {
SPVM_TYPE* first_type = SPVM_OP_get_type(compiler, op_first);
SPVM_TYPE* last_type = SPVM_OP_get_type(compiler, op_last);
SPVM_TYPE* dist_type;
if ((first_type->dimension == 0 && first_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_DOUBLE) || (last_type->dimension == 0 && last_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_DOUBLE)) {
SPVM_OP* op_dist_type = SPVM_OP_new_op_double_type(compiler, op_first->file, op_first->line);
dist_type = op_dist_type->uv.type;
}
else if ((first_type->dimension == 0 && first_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_FLOAT) || (last_type->dimension == 0 && last_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_FLOAT)) {
SPVM_OP* op_dist_type = SPVM_OP_new_op_float_type(compiler, op_first->file, op_first->line);
dist_type = op_dist_type->uv.type;
}
else if ((first_type->dimension == 0 && first_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_LONG) || (last_type->dimension == 0 && last_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_LONG)) {
SPVM_OP* op_dist_type = SPVM_OP_new_op_long_type(compiler, op_first->file, op_first->line);
dist_type = op_dist_type->uv.type;
}
else {
SPVM_OP* op_dist_type = SPVM_OP_new_op_int_type(compiler, op_first->file, op_first->line);
dist_type = op_dist_type->uv.type;
}
if (!(first_type->basic_type->id == dist_type->basic_type->id && first_type->dimension == dist_type->dimension)) {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_first);
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_first->file, op_first->line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, dist_type, op_first->file, op_first->line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_first, NULL);
SPVM_OP_replace_op(compiler, op_stab, op_convert);
}
if (!(last_type->basic_type->id == dist_type->basic_type->id && last_type->dimension == dist_type->dimension)) {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_last);
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, op_last->file, op_last->line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, dist_type, op_last->file, op_last->line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_last, NULL);
SPVM_OP_replace_op(compiler, op_stab, op_convert);
}
}
void SPVM_OP_CHECKER_check(SPVM_COMPILER* compiler) {
// Resolve type ops
SPVM_OP_CHECKER_resolve_op_types(compiler);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
// Resolve basic types
SPVM_OP_CHECKER_resolve_basic_types(compiler);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
// Resolve classes
SPVM_OP_CHECKER_resolve_classes(compiler);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
// Resolve types
SPVM_OP_CHECKER_resolve_types(compiler);
// Check trees
{
int32_t class_index;
for (class_index = compiler->cur_class_base; class_index < compiler->classes->length; class_index++) {
SPVM_CLASS* class = SPVM_LIST_fetch(compiler->classes, class_index);
SPVM_LIST* methods = class->methods;
{
int32_t method_index;
for (method_index = 0; method_index < methods->length; method_index++) {
SPVM_METHOD* method = SPVM_LIST_fetch(methods, method_index);
SPVM_CLASS* class = method->class;
SPVM_TYPE* class_type = class->type;
// Destructor must receive own class object
if (method->flag & SPVM_METHOD_C_FLAG_DESTRUCTOR) {
// DESTROY argument must be 0
int32_t error = 0;
if (method->args_length != 1) {
error = 1;
}
else {
SPVM_MY* arg_my = SPVM_LIST_fetch(method->mys, 0);
SPVM_TYPE* arg_type = arg_my->type;
if (!(arg_type->basic_type->id == class_type->basic_type->id && arg_type->dimension == class_type->dimension)) {
error = 1;
}
}
if (error) {
SPVM_COMPILER_error(compiler, "DESTROY argument must be self at %s line %d", method->op_method->file, method->op_method->line);
return;
}
}
// Check method
if (!(method->flag & SPVM_METHOD_C_FLAG_NATIVE)) {
SPVM_CHECK_AST_INFO check_ast_info_struct = {0};
SPVM_CHECK_AST_INFO* check_ast_info = &check_ast_info_struct;
// Class
check_ast_info->class = class;
// Method
check_ast_info->method = method;
// Eval block stack length
check_ast_info->eval_block_stack_length = 0;
// Loop block stack length
check_ast_info->loop_block_stack_length = 0;
// My stack
check_ast_info->my_stack = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
// Block my base stack
check_ast_info->block_my_base_stack = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
// Switch stack
check_ast_info->op_switch_stack = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
// First tree traversal
SPVM_OP_CHECKER_check_tree(compiler, method->op_block, check_ast_info);
// Free list
SPVM_LIST_free(check_ast_info->my_stack);
SPVM_LIST_free(check_ast_info->block_my_base_stack);
SPVM_LIST_free(check_ast_info->op_switch_stack);
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
// Second tree traversal
// set assign_to_var flag -
// Add string to constant pool
// Check ref
{
// Run OPs
SPVM_OP* op_root = method->op_block;
SPVM_OP* op_cur = op_root;
int32_t finish = 0;
while (op_cur) {
// [START]Preorder traversal position
if (op_cur->first) {
op_cur = op_cur->first;
}
else {
while (1) {
// [START]Postorder traversal position
switch (op_cur->id) {
case SPVM_OP_C_ID_ASSIGN:
if (op_cur->last->id == SPVM_OP_C_ID_VAR) {
op_cur->first->is_assigned_to_var = 1;
}
break;
case SPVM_OP_C_ID_CONSTANT: {
SPVM_TYPE* type = SPVM_OP_get_type(compiler, op_cur);
break;
}
}
if (op_cur == op_root) {
// Finish
finish = 1;
break;
}
// Next sibling
if (op_cur->moresib) {
op_cur = SPVM_OP_sibling(compiler, op_cur);
break;
}
// Next is parent
else {
op_cur = op_cur->sibparent;
}
}
if (finish) {
break;
}
}
}
}
// Third tree traversal
// Create temporary variables for not assigned values -
{
// Run OPs
SPVM_OP* op_root = method->op_block;
SPVM_OP* op_cur = op_root;
int32_t finish = 0;
while (op_cur) {
// [START]Preorder traversal position
if (op_cur->first) {
op_cur = op_cur->first;
}
else {
while (1) {
// Create temporary variable for no is_assigned_to_var term which is not variable
int32_t create_tmp_var = 0;
SPVM_TYPE* tmp_var_type = SPVM_OP_get_type(compiler, op_cur);
// [START]Postorder traversal position
if (!op_cur->is_lvalue && !op_cur->is_assigned_to_var) {
switch (op_cur->id) {
case SPVM_OP_C_ID_RETURN:
case SPVM_OP_C_ID_LOOP_INCREMENT:
case SPVM_OP_C_ID_CONDITION:
case SPVM_OP_C_ID_CONDITION_NOT:
case SPVM_OP_C_ID_FREE_TMP:
case SPVM_OP_C_ID_CONVERT:
case SPVM_OP_C_ID_SWITCH:
case SPVM_OP_C_ID_DEFAULT:
case SPVM_OP_C_ID_CASE:
case SPVM_OP_C_ID_DIE:
case SPVM_OP_C_ID_WARN:
case SPVM_OP_C_ID_PRINT:
case SPVM_OP_C_ID_MAKE_READ_ONLY:
case SPVM_OP_C_ID_IS_READ_ONLY:
case SPVM_OP_C_ID_LAST:
case SPVM_OP_C_ID_NEXT:
case SPVM_OP_C_ID_BREAK:
case SPVM_OP_C_ID_ADD:
case SPVM_OP_C_ID_SUBTRACT:
case SPVM_OP_C_ID_MULTIPLY:
case SPVM_OP_C_ID_DIVIDE:
case SPVM_OP_C_ID_DIVIDE_UNSIGNED_INT:
case SPVM_OP_C_ID_DIVIDE_UNSIGNED_LONG:
case SPVM_OP_C_ID_REMAINDER:
case SPVM_OP_C_ID_REMAINDER_UNSIGNED_INT:
case SPVM_OP_C_ID_REMAINDER_UNSIGNED_LONG:
case SPVM_OP_C_ID_BIT_AND:
case SPVM_OP_C_ID_BIT_OR:
case SPVM_OP_C_ID_BIT_XOR:
case SPVM_OP_C_ID_BIT_NOT:
case SPVM_OP_C_ID_LEFT_SHIFT:
case SPVM_OP_C_ID_RIGHT_ARITHMETIC_SHIFT:
case SPVM_OP_C_ID_RIGHT_LOGICAL_SHIFT:
case SPVM_OP_C_ID_MINUS:
case SPVM_OP_C_ID_PLUS:
case SPVM_OP_C_ID_COPY:
case SPVM_OP_C_ID_ARRAY_LENGTH:
case SPVM_OP_C_ID_STRING_LENGTH:
case SPVM_OP_C_ID_NEW:
case SPVM_OP_C_ID_CONCAT:
case SPVM_OP_C_ID_REFOP:
case SPVM_OP_C_ID_DUMP:
case SPVM_OP_C_ID_NEW_STRING_LEN:
case SPVM_OP_C_ID_EXCEPTION_VAR:
case SPVM_OP_C_ID_CLASS_VAR_ACCESS:
case SPVM_OP_C_ID_SWITCH_CONDITION:
case SPVM_OP_C_ID_ARRAY_FIELD_ACCESS:
case SPVM_OP_C_ID_CREATE_REF:
case SPVM_OP_C_ID_DEREF:
case SPVM_OP_C_ID_REFCNT:
case SPVM_OP_C_ID_FIELD_ACCESS:
case SPVM_OP_C_ID_ARRAY_ACCESS:
case SPVM_OP_C_ID_CALL_METHOD:
case SPVM_OP_C_ID_TRUE:
case SPVM_OP_C_ID_FALSE:
{
create_tmp_var = 1;
break;
}
case SPVM_OP_C_ID_CONSTANT: {
if (op_cur->flag != SPVM_OP_C_FLAG_CONSTANT_CASE) {
if (SPVM_TYPE_is_numeric_type(compiler, tmp_var_type->basic_type->id, tmp_var_type->dimension, tmp_var_type->flag)) {
create_tmp_var = 1;
}
else if (SPVM_TYPE_is_string_type(compiler, tmp_var_type->basic_type->id, tmp_var_type->dimension, tmp_var_type->flag)) {
create_tmp_var = 1;
}
}
break;
}
case SPVM_OP_C_ID_NUMERIC_EQ:
case SPVM_OP_C_ID_NUMERIC_NE:
case SPVM_OP_C_ID_NUMERIC_GT:
case SPVM_OP_C_ID_NUMERIC_GE:
case SPVM_OP_C_ID_NUMERIC_LT:
case SPVM_OP_C_ID_NUMERIC_LE:
case SPVM_OP_C_ID_NUMERIC_CMP:
case SPVM_OP_C_ID_STRING_EQ:
case SPVM_OP_C_ID_STRING_NE:
case SPVM_OP_C_ID_STRING_GT:
case SPVM_OP_C_ID_STRING_GE:
case SPVM_OP_C_ID_STRING_LT:
case SPVM_OP_C_ID_STRING_LE:
case SPVM_OP_C_ID_STRING_CMP:
case SPVM_OP_C_ID_ISA:
case SPVM_OP_C_ID_BOOL:
assert(0);
break;
}
}
// Create temporary variable
if (create_tmp_var) {
SPVM_OP* op_var_tmp = SPVM_OP_CHECKER_new_op_var_tmp(compiler, method, tmp_var_type, op_cur->file, op_cur->line);
op_var_tmp->uv.var->my->id = method->mys->length;
SPVM_LIST_push(method->op_method->uv.method->mys, op_var_tmp->uv.var->my);
if (op_var_tmp == NULL) {
return;
}
// Cut new op
SPVM_OP* op_target = op_cur;
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_target);
// Assing op
SPVM_OP* op_assign = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_ASSIGN, op_cur->file, op_cur->line);
SPVM_OP* op_build_assign = SPVM_OP_build_assign(compiler, op_assign, op_var_tmp, op_target);
// Convert cur new op to var
SPVM_OP_replace_op(compiler, op_stab, op_build_assign);
op_target->uv = op_cur->uv;
op_cur = op_target;
}
if (op_cur == op_root) {
// Finish
finish = 1;
break;
}
// Next sibling
if (op_cur->moresib) {
op_cur = SPVM_OP_sibling(compiler, op_cur);
break;
}
// Next is parent
else {
op_cur = op_cur->sibparent;
}
}
if (finish) {
break;
}
}
}
}
if (SPVM_COMPILER_get_error_messages_length(compiler) > 0) {
return;
}
assert(method->class->module_file);
// Add op my if need
if (method->class->category == SPVM_CLASS_C_CATEGORY_CALLBACK || method->class->category == SPVM_CLASS_C_CATEGORY_INTERFACE) {
int32_t arg_index;
for (arg_index = 0; arg_index < method->args_length; arg_index++) {
SPVM_MY* arg_my = SPVM_LIST_fetch(method->mys, arg_index);
SPVM_LIST_push(method->mys, arg_my);
}
}
// Fourth tree traversal
// Fix LEAVE_SCOPE
{
// Block stack
SPVM_LIST* op_block_stack = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
// Run OPs
SPVM_OP* op_root = method->op_block;
SPVM_OP* op_cur = op_root;
int32_t finish = 0;
while (op_cur) {
// [START]Preorder traversal position
switch (op_cur->id) {
// Start scope
case SPVM_OP_C_ID_BLOCK: {
// Push block
SPVM_LIST_push(op_block_stack, op_cur);
break;
}
}
if (op_cur->first) {
op_cur = op_cur->first;
}
else {
while (1) {
// [START]Postorder traversal position
switch (op_cur->id) {
case SPVM_OP_C_ID_BLOCK: {
SPVM_OP* op_block_current = SPVM_LIST_fetch(op_block_stack, op_block_stack->length - 1);
SPVM_LIST_pop(op_block_stack);
// Parent block need LEAVE_SCOPE if child is needing LEAVE_SCOPE
if (op_block_stack->length > 0) {
SPVM_OP* op_block_parent = SPVM_LIST_fetch(op_block_stack, op_block_stack->length - 1);
if (!op_block_parent->uv.block->have_object_var_decl) {
if (op_block_current->uv.block->have_object_var_decl) {
op_block_parent->uv.block->have_object_var_decl = 1;
}
}
}
break;
}
case SPVM_OP_C_ID_VAR: {
if (op_cur->uv.var->is_declaration) {
SPVM_TYPE* type = SPVM_OP_get_type(compiler, op_cur);
int32_t type_is_mulnum_t = SPVM_TYPE_is_multi_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag);
if (SPVM_TYPE_is_object_type(compiler, type->basic_type->id, type->dimension, type->flag) && !type_is_mulnum_t) {
SPVM_OP* op_block_current = SPVM_LIST_fetch(op_block_stack, op_block_stack->length - 1);
op_block_current->uv.block->have_object_var_decl = 1;
}
}
break;
}
}
if (op_cur == op_root) {
// Finish
finish = 1;
break;
}
// Next sibling
if (op_cur->moresib) {
op_cur = SPVM_OP_sibling(compiler, op_cur);
break;
}
// Next is parent
else {
op_cur = op_cur->sibparent;
}
}
if (finish) {
break;
}
}
}
SPVM_LIST_free(op_block_stack);
}
}
// Fifth tree traversal
// Resolve my mem ids
if (!(method->flag & SPVM_METHOD_C_FLAG_NATIVE)) {
{
SPVM_LIST* tmp_my_stack = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* no_tmp_my_stack = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* block_no_tmp_my_base_stack = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* call_stack_byte_vars = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* call_stack_short_vars = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* call_stack_int_vars = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* call_stack_long_vars = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* call_stack_float_vars = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* call_stack_double_vars = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* call_stack_object_vars = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
SPVM_LIST* call_stack_ref_vars = SPVM_LIST_new(compiler->allocator, 0, SPVM_ALLOCATOR_C_ALLOC_TYPE_TMP);
// Run OPs
SPVM_OP* op_root = method->op_block;
SPVM_OP* op_cur = op_root;
int32_t finish = 0;
while (op_cur) {
// [START]Preorder traversal position
switch (op_cur->id) {
// Start scope
case SPVM_OP_C_ID_BLOCK: {
int32_t block_no_tmp_my_base = no_tmp_my_stack->length;
SPVM_LIST_push(block_no_tmp_my_base_stack, (void*)(intptr_t)block_no_tmp_my_base);
break;
}
}
if (op_cur->first) {
op_cur = op_cur->first;
}
else {
while (1) {
// [START]Postorder traversal position
switch (op_cur->id) {
case SPVM_OP_C_ID_FREE_TMP: {
// Free temporary variables
int32_t length = tmp_my_stack->length;
for (int32_t i = 0; i < length; i++) {
SPVM_MY* my = SPVM_LIST_pop(tmp_my_stack);
SPVM_TYPE* type = SPVM_OP_get_type(compiler, my->op_my);
// Free tmp mem id
if (SPVM_TYPE_is_object_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_object_vars, my);
}
else if (SPVM_TYPE_is_ref_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_ref_vars, my);
}
else if (SPVM_TYPE_is_multi_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_CLASS* value_class = type->basic_type->class;
SPVM_FIELD* first_field = SPVM_LIST_fetch(value_class->fields, 0);
assert(first_field);
SPVM_TYPE* field_type = SPVM_OP_get_type(compiler, first_field->op_field);
switch (field_type->basic_type->id) {
case SPVM_BASIC_TYPE_C_ID_BYTE: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_byte_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_SHORT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_short_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_INT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_int_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_LONG: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_long_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_FLOAT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_float_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_DOUBLE: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_double_vars, my);
break;
}
default:
assert(0);
}
}
else if (SPVM_TYPE_is_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_TYPE* numeric_type = SPVM_OP_get_type(compiler, my->op_my);
switch(numeric_type->basic_type->id) {
case SPVM_BASIC_TYPE_C_ID_BYTE: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_byte_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_SHORT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_short_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_INT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_int_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_LONG: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_long_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_FLOAT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_float_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_DOUBLE: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_double_vars, my);
break;
}
default:
assert(0);
}
}
else if (SPVM_TYPE_is_void_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
}
else {
assert(0);
}
}
break;
}
case SPVM_OP_C_ID_BLOCK: {
// Pop block no tmp my variable base
int32_t block_no_tmp_my_base = (intptr_t)SPVM_LIST_pop(block_no_tmp_my_base_stack);
int32_t no_tmp_my_stack_pop_count = no_tmp_my_stack->length - block_no_tmp_my_base;
{
int32_t i;
for (i = 0; i < no_tmp_my_stack_pop_count; i++) {
SPVM_MY* my = SPVM_LIST_pop(no_tmp_my_stack);
SPVM_TYPE* type = SPVM_OP_get_type(compiler, my->op_my);
// Free tmp mem id
if (SPVM_TYPE_is_object_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_object_vars, my);
}
else if (SPVM_TYPE_is_ref_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_ref_vars, my);
}
else if (SPVM_TYPE_is_multi_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_CLASS* value_class = type->basic_type->class;
SPVM_FIELD* first_field = SPVM_LIST_fetch(value_class->fields, 0);
assert(first_field);
SPVM_TYPE* field_type = SPVM_OP_get_type(compiler, first_field->op_field);
switch (field_type->basic_type->id) {
case SPVM_BASIC_TYPE_C_ID_BYTE: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_byte_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_SHORT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_short_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_INT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_int_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_LONG: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_long_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_FLOAT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_float_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_DOUBLE: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_double_vars, my);
break;
}
default:
assert(0);
}
}
else if (SPVM_TYPE_is_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_TYPE* numeric_type = SPVM_OP_get_type(compiler, my->op_my);
switch(numeric_type->basic_type->id) {
case SPVM_BASIC_TYPE_C_ID_BYTE: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_byte_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_SHORT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_short_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_INT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_int_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_LONG: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_long_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_FLOAT: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_float_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_DOUBLE: {
SPVM_OP_CHECKER_free_mem_id(compiler, call_stack_double_vars, my);
break;
}
default:
assert(0);
}
}
else {
assert(0);
}
}
}
// Move loop condition to last sibling before opcode building
if (op_cur->uv.block->id == SPVM_BLOCK_C_ID_LOOP_INIT) {
SPVM_OP* op_term_init = op_cur->first;
SPVM_OP* op_condition = op_cur->first->sibparent;
SPVM_OP* op_block_statements = op_cur->first->sibparent->sibparent;
SPVM_OP* op_loop_increment = op_cur->first->sibparent->sibparent->sibparent;
op_term_init->sibparent = op_block_statements;
op_loop_increment->sibparent = op_condition;
op_loop_increment->moresib = 1;
op_condition->sibparent = op_cur;
op_condition->moresib = 0;
}
break;
}
case SPVM_OP_C_ID_VAR: {
if (op_cur->uv.var->is_declaration) {
SPVM_MY* my = op_cur->uv.var->my;
SPVM_TYPE* type = SPVM_OP_get_type(compiler, my->op_my);
// Resolve mem id
int32_t mem_id;
if (SPVM_TYPE_is_object_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_object_vars, my);
}
else if (SPVM_TYPE_is_ref_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_ref_vars, my);
}
else if (SPVM_TYPE_is_multi_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_CLASS* value_class = type->basic_type->class;
SPVM_FIELD* first_field = SPVM_LIST_fetch(value_class->fields, 0);
assert(first_field);
SPVM_TYPE* field_type = SPVM_OP_get_type(compiler, first_field->op_field);
switch (field_type->basic_type->id) {
case SPVM_BASIC_TYPE_C_ID_BYTE: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_byte_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_SHORT: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_short_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_INT: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_int_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_LONG: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_long_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_FLOAT: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_float_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_DOUBLE: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_double_vars, my);
break;
}
default:
assert(0);
}
}
else if (SPVM_TYPE_is_numeric_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
SPVM_TYPE* numeric_type = SPVM_OP_get_type(compiler, my->op_my);
switch(numeric_type->basic_type->id) {
case SPVM_BASIC_TYPE_C_ID_BYTE: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_byte_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_SHORT: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_short_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_INT: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_int_vars, my);
if (strcmp(my->var->name, "$.condition_flag") == 0) {
assert(mem_id == 0);
}
break;
}
case SPVM_BASIC_TYPE_C_ID_LONG: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_long_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_FLOAT: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_float_vars, my);
break;
}
case SPVM_BASIC_TYPE_C_ID_DOUBLE: {
mem_id = SPVM_OP_CHECKER_get_mem_id(compiler, call_stack_double_vars, my);
break;
}
default:
assert(0);
}
}
else if (SPVM_TYPE_is_void_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
mem_id = -1;
}
else {
assert(0);
}
my->mem_id = mem_id;
// Add stack
if (my->is_tmp) {
SPVM_LIST_push(tmp_my_stack, my);
}
else {
SPVM_LIST_push(no_tmp_my_stack, my);
}
}
break;
}
}
if (op_cur == op_root) {
// Finish
finish = 1;
break;
}
// Next sibling
if (op_cur->moresib) {
op_cur = SPVM_OP_sibling(compiler, op_cur);
break;
}
// Next is parent
else {
op_cur = op_cur->sibparent;
}
}
if (finish) {
break;
}
}
}
method->call_stack_byte_vars_legnth = call_stack_byte_vars->length;
method->call_stack_short_vars_legnth = call_stack_short_vars->length;
method->call_stack_int_vars_legnth = call_stack_int_vars->length;
method->call_stack_long_vars_legnth = call_stack_long_vars->length;
method->call_stack_float_vars_legnth = call_stack_float_vars->length;
method->call_stack_double_vars_legnth = call_stack_double_vars->length;
method->call_stack_object_vars_legnth = call_stack_object_vars->length;
method->call_stack_ref_vars_legnth = call_stack_ref_vars->length;
SPVM_LIST_free(tmp_my_stack);
SPVM_LIST_free(no_tmp_my_stack);
SPVM_LIST_free(block_no_tmp_my_base_stack);
SPVM_LIST_free(call_stack_byte_vars);
SPVM_LIST_free(call_stack_short_vars);
SPVM_LIST_free(call_stack_int_vars);
SPVM_LIST_free(call_stack_long_vars);
SPVM_LIST_free(call_stack_float_vars);
SPVM_LIST_free(call_stack_double_vars);
SPVM_LIST_free(call_stack_object_vars);
SPVM_LIST_free(call_stack_ref_vars);
}
}
}
}
}
}
#ifdef SPVM_DEBUG_DUMP
#include "spvm_dumper.h"
if (SPVM_COMPILER_get_error_messages_length(compiler) == 0) {
printf("\n[Basic types]\n");
SPVM_DUMPER_dump_basic_types(compiler, compiler->basic_types);
printf("\n[Classes]\n");
SPVM_DUMPER_dump_classes(compiler, compiler->classes);
}
#endif
}
SPVM_OP* SPVM_OP_CHECKER_check_assign(SPVM_COMPILER* compiler, SPVM_TYPE* dist_type, SPVM_OP* op_src, const char* place, const char* file, int32_t line) {
SPVM_TYPE* src_type = SPVM_OP_get_type(compiler, op_src);
// Dist type is numeric type
int32_t can_assign = 0;
int32_t narrowing_convertion_error = 0;
int32_t need_implicite_convertion = 0;
if (SPVM_TYPE_is_numeric_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
// Soruce type is numeric type
if (SPVM_TYPE_is_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
// Dist type is same as source type
if (dist_type->basic_type->id == src_type->basic_type->id) {
can_assign = 1;
}
// Dist type is more wide than source type
else if (dist_type->basic_type->id > src_type->basic_type->id) {
can_assign = 1;
need_implicite_convertion = 1;
}
// Dist type is narrow than source type
else if (dist_type->basic_type->id < src_type->basic_type->id) {
int32_t can_narrowing_convertion = 0;
if (op_src->id == SPVM_OP_C_ID_CONSTANT) {
SPVM_CONSTANT* constant = op_src->uv.constant;
assert(constant->type->dimension == 0);
if (constant->type->basic_type->id == SPVM_BASIC_TYPE_C_ID_INT || constant->type->basic_type->id == SPVM_BASIC_TYPE_C_ID_LONG) {
int64_t constant_value;
if (constant->type->basic_type->id == SPVM_BASIC_TYPE_C_ID_INT) {
constant_value = constant->value.ival;
}
else if (constant->type->basic_type->id == SPVM_BASIC_TYPE_C_ID_LONG) {
constant_value = constant->value.lval;
}
else {
assert(0);
}
if (dist_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_BYTE) {
if (constant_value >= INT8_MIN && constant_value <= INT8_MAX) {
can_narrowing_convertion = 1;
}
else {
can_narrowing_convertion = 0;
}
}
else if (dist_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_SHORT) {
if (constant_value >= INT16_MIN && constant_value <= INT16_MAX) {
can_narrowing_convertion = 1;
}
else {
can_narrowing_convertion = 0;
}
}
else if (dist_type->basic_type->id == SPVM_BASIC_TYPE_C_ID_INT) {
if (constant_value >= INT32_MIN && constant_value <= INT32_MAX) {
can_narrowing_convertion = 1;
}
else {
can_narrowing_convertion = 0;
}
}
else {
assert(0);
}
}
else {
can_narrowing_convertion = 0;
}
}
else {
can_assign = 0;
}
if (can_narrowing_convertion) {
need_implicite_convertion = 1;
can_assign = 1;
}
else {
narrowing_convertion_error = 1;
can_assign = 0;
}
}
}
else if (SPVM_TYPE_is_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (SPVM_TYPE_is_any_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
need_implicite_convertion = 1;
}
else if (SPVM_TYPE_is_numeric_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (src_type->basic_type->id == dist_type->basic_type->id + SPVM_BASIC_TYPE_C_NUMERIC_OBJECT_UPGRADE_SHIFT) {
can_assign = 1;
need_implicite_convertion = 1;
}
else {
can_assign = 0;
}
}
else {
can_assign = 0;
}
}
else {
can_assign = 0;
}
}
// Dist type is referece type
else if (SPVM_TYPE_is_ref_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_ref_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (dist_type->basic_type->id == src_type->basic_type->id && dist_type->dimension == src_type->dimension) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
else {
can_assign = 0;
}
}
// Dist type is multi numeric type
else if (SPVM_TYPE_is_multi_numeric_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_multi_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (dist_type->basic_type->id == src_type->basic_type->id && dist_type->dimension == src_type->dimension) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
else {
can_assign = 0;
}
}
// Dist type is object type
else if (SPVM_TYPE_is_object_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
// Dist type is oarray type
if (SPVM_TYPE_is_oarray_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_object_array_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
}
else if (SPVM_TYPE_is_undef_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
// Dist type is string type
else if (SPVM_TYPE_is_string_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
// Source type is number
if (SPVM_TYPE_is_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
need_implicite_convertion = 1;
}
// Source type is string
else if (SPVM_TYPE_is_string_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
}
// Source type is byte array
else if (SPVM_TYPE_is_byte_array_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 0;
}
else if (SPVM_TYPE_is_undef_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
// Dist type is any object type
else if (SPVM_TYPE_is_any_object_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
// Source type is object type
if (SPVM_TYPE_is_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
}
// Source type is numeric type
else if (SPVM_TYPE_is_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
need_implicite_convertion = 1;
}
// Source type is undef type
else if (SPVM_TYPE_is_undef_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
// Dist type is numeric object type
else if (SPVM_TYPE_is_numeric_object_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_numeric_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (dist_type->basic_type->id == src_type->basic_type->id + SPVM_BASIC_TYPE_C_NUMERIC_OBJECT_UPGRADE_SHIFT) {
can_assign = 1;
need_implicite_convertion = 1;
}
else {
can_assign = 0;
}
}
else if (SPVM_TYPE_is_numeric_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (src_type->basic_type->id == dist_type->basic_type->id) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
else if (SPVM_TYPE_is_undef_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
// Dist type is object type without string type and any object type and numeric object type
else {
// Source type is object type
if (SPVM_TYPE_is_object_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (dist_type->dimension > 0){
if (dist_type->basic_type->id == src_type->basic_type->id && dist_type->dimension == src_type->dimension) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
// Dist type is class or callback
else if (dist_type->dimension == 0){
// Dist type is class
if (SPVM_TYPE_is_class_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
if (SPVM_TYPE_is_class_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
if (dist_type->basic_type->id == src_type->basic_type->id) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
else {
can_assign = 0;
}
}
// Dist type is callback
else if (SPVM_TYPE_is_callback_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
// Source type is class, callback or interface
if (
SPVM_TYPE_is_class_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)
|| SPVM_TYPE_is_callback_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)
|| SPVM_TYPE_is_interface_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)
)
{
can_assign = SPVM_TYPE_has_callback(
compiler,
src_type->basic_type->id, src_type->dimension, src_type->flag,
dist_type->basic_type->id, dist_type->dimension, dist_type->flag
);
}
else {
can_assign = 0;
}
}
// Dist type is interface
else if (SPVM_TYPE_is_interface_type(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag)) {
// Source type is class, callback, or interface
if (
SPVM_TYPE_is_class_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)
|| SPVM_TYPE_is_callback_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)
|| SPVM_TYPE_is_interface_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)
)
{
can_assign = SPVM_TYPE_has_interface(
compiler,
src_type->basic_type->id, src_type->dimension, src_type->flag,
dist_type->basic_type->id, dist_type->dimension, dist_type->flag
);
}
else {
can_assign = 0;
}
}
else {
assert(0);
}
}
else {
assert(0);
}
}
// Source type is undef type
else if (SPVM_TYPE_is_undef_type(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag)) {
can_assign = 1;
}
else {
can_assign = 0;
}
}
}
else {
SPVM_COMPILER_error(compiler, "Can't assign to empty type in %s, at %s line %d", place, file, line);
return NULL;
}
// Mutable check
if(dist_type->flag & SPVM_TYPE_C_FLAG_MUTABLE && !(src_type->flag & SPVM_TYPE_C_FLAG_MUTABLE)) {
SPVM_COMPILER_error(compiler, "Can't assign a non-mutable to a mutable type in %s, at %s line %d", place, file, line);
}
if (!can_assign) {
if (narrowing_convertion_error) {
SPVM_COMPILER_error(compiler, "Can't apply narrowing convertion in %s at %s line %d", place, file, line);
return NULL;
}
else {
const char* src_type_name = SPVM_TYPE_new_type_name(compiler, src_type->basic_type->id, src_type->dimension, src_type->flag);
const char* dist_type_name = SPVM_TYPE_new_type_name(compiler, dist_type->basic_type->id, dist_type->dimension, dist_type->flag);
SPVM_COMPILER_error(compiler, "Can't convert %s to %s by implicite type convertion in %s at %s line %d", src_type_name, dist_type_name, place, file, line);
return NULL;
}
}
if (need_implicite_convertion) {
SPVM_OP* op_stab = SPVM_OP_cut_op(compiler, op_src);
SPVM_OP* op_convert = SPVM_OP_new_op(compiler, SPVM_OP_C_ID_CONVERT, file, line);
SPVM_OP* op_dist_type = SPVM_OP_new_op_type(compiler, dist_type, file, line);
SPVM_OP_build_convert(compiler, op_convert, op_dist_type, op_src, NULL);
SPVM_OP_replace_op(compiler, op_stab, op_convert);
return op_convert;
}
return op_src;
}
void SPVM_OP_CHECKER_resolve_op_types(SPVM_COMPILER* compiler) {
SPVM_LIST* op_types = compiler->op_types;
// Check type names
for (int32_t i = 0; i < op_types->length; i++) {
SPVM_OP* op_type = SPVM_LIST_fetch(op_types, i);
SPVM_TYPE* type = op_type->uv.type;
if (op_type->flag & SPVM_OP_C_FLAG_TYPE_IS_SELF) {
continue;
}
else if (op_type->flag & SPVM_OP_C_FLAG_TYPE_IS_MAYBE_CLASS_ALIAS) {
continue;
}
// Basic type name
const char* basic_type_name = type->basic_type->name;
// Check if type name is class
if (type->basic_type->id >= SPVM_BASIC_TYPE_C_ID_BYTE_OBJECT) {
// Unknonw class
SPVM_HASH* class_symtable = compiler->class_symtable;
SPVM_CLASS* found_class = SPVM_HASH_fetch(class_symtable, basic_type_name, strlen(basic_type_name));
if (!found_class) {
SPVM_COMPILER_error(compiler, "Unknown class \"%s\" at %s line %d", basic_type_name, op_type->file, op_type->line);
return;
}
}
// Reference type must be numeric refernce type or value reference type
if (SPVM_TYPE_is_ref_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
if (!(SPVM_TYPE_is_numeric_ref_type(compiler, type->basic_type->id, type->dimension, type->flag) || SPVM_TYPE_is_multi_numeric_ref_type(compiler, type->basic_type->id, type->dimension, type->flag))) {
SPVM_COMPILER_error(compiler, "Reference type must be numeric refernce type or mulnum_t reference type \"%s\"\\ at %s line %d", basic_type_name, op_type->file, op_type->line);
return;
}
}
// array of oarray is invalid
if (type->basic_type->id == SPVM_BASIC_TYPE_C_ID_OARRAY && type->dimension > 0) {
SPVM_COMPILER_error(compiler, "Array of oarray type is invalid type at %s line %d", op_type->file, op_type->line);
return;
}
// mutable only allow string type
if (type->flag & SPVM_TYPE_C_FLAG_MUTABLE && !(type->basic_type->id == SPVM_BASIC_TYPE_C_ID_STRING && type->dimension == 0)) {
SPVM_COMPILER_error(compiler, "The mutable type qualifier can use only string type at %s line %d", op_type->file, op_type->line);
return;
}
}
}
void SPVM_OP_CHECKER_resolve_types(SPVM_COMPILER* compiler) {
SPVM_LIST* types = compiler->types;
// Check type names
for (int32_t i = 0; i < types->length; i++) {
SPVM_TYPE* type = SPVM_LIST_fetch(types, i);
type->category = SPVM_TYPE_get_type_category(compiler, type->basic_type->id, type->dimension, type->flag);
type->width = SPVM_TYPE_get_width(compiler, type->basic_type->id, type->dimension, type->flag);
}
}
void SPVM_OP_CHECKER_resolve_call_method(SPVM_COMPILER* compiler, SPVM_OP* op_call_method, SPVM_OP* op_class_current) {
SPVM_CALL_METHOD* call_method = op_call_method->uv.call_method;
if (call_method->method) {
return;
}
SPVM_CLASS* found_class;
SPVM_METHOD* found_method;
const char* method_name = call_method->op_name->uv.name;
// Instance method call
if (!call_method->is_class_method_call) {
SPVM_TYPE* type = SPVM_OP_get_type(compiler, call_method->op_invocant);
if (SPVM_TYPE_is_array_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
const char* type_name = SPVM_TYPE_new_type_name(compiler, type->basic_type->id, type->dimension, type->flag);
SPVM_COMPILER_error(compiler, "Unknown instance method \"%s->%s\" at %s line %d", type_name, method_name, op_call_method->file, op_call_method->line);
return;
}
else {
const char* basic_type_name = type->basic_type->name;
found_class = SPVM_HASH_fetch(compiler->class_symtable, basic_type_name, strlen(basic_type_name));
if (!found_class) {
SPVM_COMPILER_error(compiler, "Unknown instance method \"%s->%s\" at %s line %d", basic_type_name, method_name, op_call_method->file, op_call_method->line);
return;
}
found_method = SPVM_HASH_fetch(
found_class->method_symtable,
method_name,
strlen(method_name)
);
}
}
// Class method call
else {
// Class name + method name
if (call_method->op_invocant) {
const char* class_name;
if (call_method->op_invocant->id == SPVM_OP_C_ID_CURRENT_CLASS) {
class_name = op_class_current->uv.class->name;
}
else {
const char* class_name_maybe = call_method->op_invocant->uv.type->basic_type->name;
SPVM_CLASS* class_current = op_class_current->uv.class;
class_name = SPVM_HASH_fetch(class_current->class_alias_symtable, class_name_maybe, strlen(class_name_maybe));
if (class_name == NULL) {
class_name = class_name_maybe;
}
}
found_class = SPVM_HASH_fetch(compiler->class_symtable, class_name, strlen(class_name));
if (found_class) {
found_method = SPVM_HASH_fetch(
found_class->method_symtable,
method_name,
strlen(method_name)
);
}
else {
SPVM_COMPILER_error(compiler, "Class \"%s\" not found at %s line %d", class_name, op_call_method->file, op_call_method->line);
return;
}
}
else {
SPVM_COMPILER_error(compiler, "Unqualified method names are forbbiden \"%s\" at %s line %d", method_name, op_call_method->file, op_call_method->line);
return;
}
}
if (found_method) {
call_method->method = found_method;
}
else {
assert(found_class);
SPVM_COMPILER_error(compiler, "Unknown method \"%s->%s\" at %s line %d", found_class->name, method_name, op_call_method->file, op_call_method->line);
return;
}
}
void SPVM_OP_CHECKER_resolve_field_access(SPVM_COMPILER* compiler, SPVM_OP* op_field_access) {
SPVM_FIELD_ACCESS* field_access = op_field_access->uv.field_access;
if (field_access->field) {
return;
}
SPVM_OP* op_term = op_field_access->first;
SPVM_OP* op_name = field_access->op_name;
SPVM_TYPE* invoker_type = SPVM_OP_get_type(compiler, op_term);
SPVM_CLASS* class = SPVM_HASH_fetch(compiler->class_symtable, invoker_type->basic_type->name, strlen(invoker_type->basic_type->name));
const char* field_name = op_name->uv.name;
SPVM_FIELD* found_field = SPVM_HASH_fetch(
class->field_symtable,
field_name,
strlen(field_name)
);
if (found_field) {
op_field_access->uv.field_access->field = found_field;
}
}
void SPVM_OP_CHECKER_resolve_class_var_access(SPVM_COMPILER* compiler, SPVM_OP* op_class_var_access, SPVM_OP* op_current_class) {
if (op_class_var_access->uv.class_var_access->class_var) {
return;
}
assert(op_class_var_access->uv.class_var_access);
SPVM_OP* op_name = op_class_var_access->uv.class_var_access->op_name;
char* class_name;
char* base_name;
const char* name = op_name->uv.name;
char* colon_ptr = strrchr(name, ':');
if (colon_ptr) {
// Class name
// (end - start + 1) - $ - colon * 2
int32_t class_name_length = (colon_ptr - name + 1) - 1 - 2;
class_name = SPVM_ALLOCATOR_alloc_memory_block_permanent(compiler->allocator, class_name_length + 1);
memcpy(class_name, name + 1, class_name_length);
// Base name($foo)
int32_t base_name_length = 1 + (name + strlen(name) - 1) - colon_ptr;
base_name = SPVM_ALLOCATOR_alloc_memory_block_permanent(compiler->allocator, base_name_length + 1);
base_name[0] = '$';
memcpy(base_name + 1, colon_ptr + 1, base_name_length);
}
else {
class_name = (char*)op_current_class->uv.class->name;
base_name = (char*)name;
}
SPVM_CLASS* found_class = SPVM_HASH_fetch(compiler->class_symtable, class_name, strlen(class_name));
if (found_class) {
SPVM_CLASS_VAR* found_class_var = SPVM_HASH_fetch(found_class->class_var_symtable, base_name, strlen(base_name));
if (found_class_var) {
op_class_var_access->uv.class_var_access->class_var = found_class_var;
}
}
}
void SPVM_OP_CHECKER_resolve_basic_types(SPVM_COMPILER* compiler) {
SPVM_LIST* basic_types = compiler->basic_types;
for (int32_t basic_type_index = 0; basic_type_index < basic_types->length; basic_type_index++) {
SPVM_BASIC_TYPE* basic_type = SPVM_LIST_fetch(basic_types, basic_type_index);
SPVM_CLASS* class = SPVM_HASH_fetch(compiler->class_symtable, basic_type->name, strlen(basic_type->name));
if (class) {
basic_type->class = class;
}
}
}
void SPVM_OP_CHECKER_resolve_field_offset(SPVM_COMPILER* compiler, SPVM_CLASS* class) {
if (class->category != SPVM_CLASS_C_CATEGORY_CLASS) {
return;
}
int32_t offset = 0;
// 8 byte data
for (int32_t field_index = 0; field_index < class->fields->length; field_index++) {
SPVM_FIELD* field = SPVM_LIST_fetch(class->fields, field_index);
SPVM_TYPE* field_type = field->type;
if (SPVM_TYPE_is_double_type(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag)
|| SPVM_TYPE_is_long_type(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag)) {
field->offset = offset;
offset += 8;
}
}
// 4 byte data
for (int32_t field_index = 0; field_index < class->fields->length; field_index++) {
SPVM_FIELD* field = SPVM_LIST_fetch(class->fields, field_index);
SPVM_TYPE* field_type = field->type;
if (SPVM_TYPE_is_float_type(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag)
|| SPVM_TYPE_is_int_type(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag)) {
field->offset = offset;
offset += 4;
}
}
// 2 byte data
for (int32_t field_index = 0; field_index < class->fields->length; field_index++) {
SPVM_FIELD* field = SPVM_LIST_fetch(class->fields, field_index);
SPVM_TYPE* field_type = field->type;
if (SPVM_TYPE_is_short_type(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag)) {
field->offset = offset;
offset += 2;
}
}
// 1 byte data
for (int32_t field_index = 0; field_index < class->fields->length; field_index++) {
SPVM_FIELD* field = SPVM_LIST_fetch(class->fields, field_index);
SPVM_TYPE* field_type = field->type;
if (SPVM_TYPE_is_byte_type(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag)) {
field->offset = offset;
offset += 1;
}
}
// Fix allignment
if (offset % 8 != 0) {
offset += (8 - offset % 8);
}
assert(offset % 8 == 0);
class->object_fields_offset = offset;
// address data
int32_t object_fields_length = 0;
for (int32_t field_index = 0; field_index < class->fields->length; field_index++) {
SPVM_FIELD* field = SPVM_LIST_fetch(class->fields, field_index);
SPVM_TYPE* field_type = field->type;
if (SPVM_TYPE_is_object_type(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag)) {
field->offset = offset;
offset += sizeof(void*);
object_fields_length++;
}
}
class->object_fields_length = object_fields_length;
class->fields_byte_size = offset;
}
void SPVM_OP_CHECKER_resolve_classes(SPVM_COMPILER* compiler) {
// Set class id
for (int32_t class_index = compiler->cur_class_base; class_index < compiler->classes->length; class_index++) {
SPVM_CLASS* class = SPVM_LIST_fetch(compiler->classes, class_index);
class->id = class_index;
}
for (int32_t class_index = compiler->cur_class_base; class_index < compiler->classes->length; class_index++) {
SPVM_CLASS* class = SPVM_LIST_fetch(compiler->classes, class_index);
const char* class_name = class->op_name->uv.name;
// mulnum_t class limitation
if (class->category == SPVM_CLASS_C_CATEGORY_MULNUM) {
// Can't have methods
if (class->methods->length > 0) {
SPVM_COMPILER_error(compiler, "mulnum_t class can't have methods at %s line %d", class->op_class->file, class->op_class->line);
return;
}
// Can't have class variables
if (class->class_vars->length > 0) {
SPVM_COMPILER_error(compiler, "mulnum_t class can't have class variables at %s line %d", class->op_class->file, class->op_class->line);
return;
}
// At least have one field
if (class->fields->length == 0) {
SPVM_COMPILER_error(compiler, "mulnum_t class have at least one field at %s line %d", class->op_class->file, class->op_class->line);
return;
}
// Minilal mulnum_t fields length is 1
else if (class->fields->length < SPVM_LIMIT_C_MULNUM_T_FIELDS_MIN_COUNT) {
SPVM_COMPILER_error(compiler, "Neet at least one field at %s line %d", class->op_class->file, class->op_class->line);
return;
}
// Max fields length is 255
else if (class->fields->length > SPVM_LIMIT_C_MULNUM_T_FIELDS_MAX_COUNT) {
SPVM_COMPILER_error(compiler, "Too many mulnum_t fields. Max count of mulnum_t fields is 255 at %s line %d", class->op_class->file, class->op_class->line);
return;
}
else {
SPVM_LIST* fields = class->fields;
SPVM_FIELD* first_field = SPVM_LIST_fetch(fields, 0);
SPVM_TYPE* first_field_type = SPVM_OP_get_type(compiler, first_field->op_field);
if (!SPVM_TYPE_is_numeric_type(compiler, first_field_type->basic_type->id, first_field_type->dimension, first_field_type->flag)) {
SPVM_COMPILER_error(compiler, "mulnum_t class must have numeric field at %s line %d", first_field->op_field->file, first_field->op_field->line);
return;
}
else {
int32_t field_index;
for (field_index = 0; field_index < class->fields->length; field_index++) {
SPVM_FIELD* field = SPVM_LIST_fetch(fields, field_index);
SPVM_TYPE* field_type = SPVM_OP_get_type(compiler, field->op_field);
if (!(field_type->basic_type->id == first_field_type->basic_type->id && field_type->dimension == first_field_type->dimension)) {
SPVM_COMPILER_error(compiler, "field must have %s type at %s line %d", field_type->basic_type->name, field->op_field->file, field->op_field->line);
return;
}
}
// Check type name
char* tail_name = SPVM_ALLOCATOR_alloc_memory_block_permanent(compiler->allocator, 255);
switch (first_field_type->basic_type->id) {
case SPVM_BASIC_TYPE_C_ID_BYTE:
sprintf(tail_name, "_%db", fields->length);
break;
case SPVM_BASIC_TYPE_C_ID_SHORT:
sprintf(tail_name, "_%ds", fields->length);
break;
case SPVM_BASIC_TYPE_C_ID_INT:
sprintf(tail_name, "_%di", fields->length);
break;
case SPVM_BASIC_TYPE_C_ID_LONG:
sprintf(tail_name, "_%dl", fields->length);
break;
case SPVM_BASIC_TYPE_C_ID_FLOAT:
sprintf(tail_name, "_%df", fields->length);
break;
case SPVM_BASIC_TYPE_C_ID_DOUBLE:
sprintf(tail_name, "_%dd", fields->length);
break;
default:
assert(0);
}
int32_t tail_name_length = (int32_t)strlen(tail_name);
char* found_pos_ptr = strstr(class_name, tail_name);
if (found_pos_ptr) {
if (*(found_pos_ptr + tail_name_length) != '\0') {
SPVM_COMPILER_error(compiler, "class name must end with %s at %s line %d", tail_name, class->op_class->file, class->op_class->line);
return;
}
}
else {
SPVM_COMPILER_error(compiler, "class name must end with %s at %s line %d", tail_name, class->op_class->file, class->op_class->line);
return;
}
}
}
}
// Check class var
for (int32_t class_var_index = 0; class_var_index < class->class_vars->length; class_var_index++) {
SPVM_CLASS_VAR* class_var = SPVM_LIST_fetch(class->class_vars, class_var_index);
SPVM_TYPE* class_var_type = SPVM_OP_get_type(compiler, class_var->op_class_var);
int32_t is_mulnum_t = SPVM_TYPE_is_multi_numeric_type(compiler, class_var_type->basic_type->id, class_var_type->dimension, class_var_type->flag);
// valut_t can't become class variable
if (is_mulnum_t) {
SPVM_COMPILER_error(compiler, "mulnum_t type can't become class variable at %s line %d", class_var->op_class_var->file, class_var->op_class_var->line);
return;
}
// Create class var signature
const char* class_var_signature = SPVM_COMPILER_create_class_var_signature(compiler, class_var);
class_var->signature = class_var_signature;
}
// Check fields
for (int32_t field_index = 0; field_index < class->fields->length; field_index++) {
SPVM_FIELD* field = SPVM_LIST_fetch(class->fields, field_index);
SPVM_TYPE* field_type = SPVM_OP_get_type(compiler, field->op_field);
if (strchr(field->op_name->uv.name, ':')) {
SPVM_COMPILER_error(compiler, "field name can't contain :: at %s line %d", field->op_name->file, field->op_name->line);
return;
}
// valut_t can't become field
int32_t is_mulnum_t = SPVM_TYPE_is_multi_numeric_type(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag);
if (is_mulnum_t) {
SPVM_COMPILER_error(compiler, "mulnum_t type can't become field at %s line %d", field->op_field->file, field->op_field->line);
return;
}
// Set runtime type
field->type_category = SPVM_TYPE_get_type_category(compiler, field_type->basic_type->id, field_type->dimension, field_type->flag);
// Create field signature
const char* field_signature = SPVM_COMPILER_create_field_signature(compiler, field);
field->signature = field_signature;
}
SPVM_OP_CHECKER_resolve_field_offset(compiler, class);
// Check methods
for (int32_t i = 0; i < class->methods->length; i++) {
SPVM_METHOD* method = SPVM_LIST_fetch(class->methods, i);
// Argument limit check
int32_t arg_allow_count = 0;
SPVM_TYPE* last_arg_type = NULL;
for (int32_t arg_index = 0; arg_index < method->args_length; arg_index++) {
SPVM_MY* arg_my = SPVM_LIST_fetch(method->mys, arg_index);
SPVM_TYPE* arg_type = arg_my->type;
int32_t is_arg_type_is_multi_numeric_type = SPVM_TYPE_is_multi_numeric_type(compiler, arg_type->basic_type->id, arg_type->dimension, arg_type->flag);
int32_t is_arg_type_is_value_ref_type = SPVM_TYPE_is_multi_numeric_ref_type(compiler, arg_type->basic_type->id, arg_type->dimension, arg_type->flag);
if (is_arg_type_is_multi_numeric_type || is_arg_type_is_value_ref_type) {
arg_allow_count += arg_type->basic_type->class->fields->length;
}
else {
arg_allow_count++;
}
if (arg_index == method->args_length - 1) {
last_arg_type = arg_type;
}
}
if (arg_allow_count > SPVM_LIMIT_C_METHOD_ARGS_MAX_COUNT) {
SPVM_COMPILER_error(compiler, "Too many method arguments count. Max count of method arguments is 255 at %s line %d", method->op_method->file, method->op_method->line);
return;
}
if (method->have_vaarg && !SPVM_TYPE_is_array_type(compiler, last_arg_type->basic_type->id, last_arg_type->dimension, last_arg_type->flag)) {
SPVM_COMPILER_error(compiler, "When ... is specified, last argument type must be array at %s line %d", method->op_method->file, method->op_method->line);
return;
}
// Is constant sub
{
SPVM_OP* op_block = method->op_block;
if (op_block) {
SPVM_OP* op_statements = op_block->last;
int32_t statements_count = SPVM_OP_get_list_elements_count(compiler, op_statements);
if (statements_count == 1) {
SPVM_OP* op_return = op_statements->last;
assert(op_return->id == SPVM_OP_C_ID_RETURN);
SPVM_OP* op_constant = op_return->first;
if (op_constant && op_constant->id == SPVM_OP_C_ID_CONSTANT) {
method->is_constant = 1;
method->op_inline = op_constant;
}
}
}
}
// Is simple constructor sub
{
SPVM_OP* op_block = method->op_block;
if (op_block) {
SPVM_OP* op_statements = op_block->last;
int32_t statements_count = SPVM_OP_get_list_elements_count(compiler, op_statements);
if (statements_count == 1) {
SPVM_OP* op_return = op_statements->last;
assert(op_return->id == SPVM_OP_C_ID_RETURN);
SPVM_OP* op_new = op_return->first;
if (op_new && op_new->id == SPVM_OP_C_ID_NEW) {
SPVM_OP* op_type = op_new->first;
assert(op_type->id == SPVM_OP_C_ID_TYPE);
SPVM_TYPE* type = op_type->uv.type;
if (SPVM_TYPE_is_class_type(compiler, type->basic_type->id, type->dimension, type->flag)) {
if (method->args_length == 0) {
method->is_simple_constructor = 1;
method->op_inline = op_type;
}
}
}
}
}
}
// Can't return refernece type
if (SPVM_TYPE_is_ref_type(compiler, method->return_type->basic_type->id, method->return_type->dimension, method->return_type->flag)) {
SPVM_COMPILER_error(compiler, "Can't return reference type at %s line %d", method->op_method->file, method->op_method->line);
return;
}
// Create sub signature
const char* method_signature = SPVM_COMPILER_create_method_signature(compiler, method);
method->signature = method_signature;
// Copy has_precomile_descriptor from anon sub defined class
if (method->anon_method_defined_class_name) {
SPVM_CLASS* anon_method_defined_class = SPVM_HASH_fetch(compiler->class_symtable, method->anon_method_defined_class_name, strlen(method->anon_method_defined_class_name));
SPVM_LIST_push(anon_method_defined_class->anon_methods, method);
class->has_precompile_descriptor = anon_method_defined_class->has_precompile_descriptor;
}
}
}
// classes must be implement the interface classes
for (int32_t class_index = compiler->cur_class_base; class_index < compiler->classes->length; class_index++) {
SPVM_CLASS* class = SPVM_LIST_fetch(compiler->classes, class_index);
// Add the interfaces to the class
for (int32_t i = 0; i < class->implements->length; i++) {
SPVM_IMPLEMENT* implement = SPVM_LIST_fetch(class->implements, i);
SPVM_OP* op_implement = implement->op_implement;
SPVM_OP* op_type_implement = implement->op_type;
SPVM_TYPE* implement_type = op_type_implement->uv.type;
SPVM_BASIC_TYPE* implement_basic_type = implement_type->basic_type;
SPVM_CLASS* implement_class = implement_basic_type->class;
if (implement_class->category != SPVM_CLASS_C_CATEGORY_INTERFACE) {
SPVM_COMPILER_error(compiler, "The operand of the implement statment must be the interface class at %s line %d", implement_class->name, op_implement->file, op_implement->line);
return;
}
SPVM_CLASS* found_implement_class = SPVM_HASH_fetch(class->interface_class_symtable, implement_class->name, strlen(implement_class->name));
if (!found_implement_class) {
SPVM_LIST_push(class->interface_classes, implement_class);
SPVM_HASH_insert(class->interface_class_symtable, implement_class->name, strlen(implement_class->name), implement_class);
}
}
}
for (int32_t class_index = compiler->cur_class_base; class_index < compiler->classes->length; class_index++) {
SPVM_CLASS* class = SPVM_LIST_fetch(compiler->classes, class_index);
// Check methods
for (int32_t i = 0; i < class->methods->length; i++) {
SPVM_METHOD* method = SPVM_LIST_fetch(class->methods, i);
// Set method precompile flag if class have precompile descriptor
if (class->has_precompile_descriptor && method->can_precompile) {
method->flag |= SPVM_METHOD_C_FLAG_PRECOMPILE;
}
// Set method id
method->id = compiler->methods->length;
// Add the method to the compiler
SPVM_LIST_push(compiler->methods, method);
// Add the method arguments
for (int32_t args_index = 0; args_index < method->args_length; args_index++) {
SPVM_MY* arg = SPVM_LIST_fetch(method->mys, args_index);
arg->arg_id = compiler->args->length;
SPVM_LIST_push(compiler->args, arg);
}
}
for (int32_t i = 0; i < class->fields->length; i++) {
SPVM_FIELD* field = SPVM_LIST_fetch(class->fields, i);
// Set field id
field->id = compiler->fields->length;
// Add the field to the compiler
SPVM_LIST_push(compiler->fields, field);
}
for (int32_t i = 0; i < class->class_vars->length; i++) {
SPVM_CLASS_VAR* class_var = SPVM_LIST_fetch(class->class_vars, i);
// Set class_var id
class_var->id = compiler->class_vars->length;
// Add the class_var to the compiler
SPVM_LIST_push(compiler->class_vars, class_var);
}
}
}